Integer Profile

1,142,778

2 × 3 × 7^2 × 13^2 × 23

Prime factors, divisor sums, positional representations and sequence properties for 1,142,778. The prime factorization is 2 × 3 × 7^2 × 13^2 × 23.

Number of positive divisors: 72. Showing the recorded part of the sequence: 222.

AbundantEvenComposite

Prime factorization

Factorization: 2 × 3 × 7^2 × 13^2 × 23
Distinct prime factors: 5
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 72
Divisor sum: 3,004,128
Proper-divisor sum: 1,861,350
Digit sum: 30
Digital root: 3

Number bases

Decimal: 1142778
Binary: 100010110111111111010 (21 bits)
Octal: 0o4267772
Hexadecimal: 0x116FFA

Divisor catalog (72)

12367131421232639424649697891981381471611691822732942993223384835075465986378979661,0141,1271,1831,2741,7941,9112,0932,2542,3663,3813,5493,8223,8874,1866,2796,7627,0987,7748,28111,66112,55814,65116,56223,32224,843

Showing 60 of 72.

Collatz trajectory (222 steps)

Even: n → n/2; Odd: n → 3n + 1

1,142,778571,3891,714,168857,084428,542214,271642,814321,407964,222482,1111,446,334723,1672,169,5021,084,7513,254,2541,627,1274,881,3822,440,6917,322,0743,661,03710,983,1125,491,5562,745,7781,372,8894,118,6682,059,3341,029,6673,089,0021,544,5014,633,5042,316,7521,158,376579,188289,594144,797434,392217,196108,59854,299162,89881,449244,348122,17461,087183,26291,631274,894137,447412,342206,171618,514309,257927,772463,886231,943695,830347,9151,043,746521,8731,565,620

Showing 60 of 60.