Integer Profile

1,371,821

11 × 311 × 401

Prime factors, divisor sums, positional representations and sequence properties for 1,371,821. The prime factorization is 11 × 311 × 401.

Number of positive divisors: 8. Showing the recorded part of the sequence: 137.

DeficientOddComposite

Collatz trajectory (137 steps)

Even: n → n/2; Odd: n → 3n + 1

1,371,8214,115,4642,057,7321,028,866514,4331,543,300771,650385,8251,157,476578,738289,369868,108434,054217,027651,082325,541976,624488,312244,156122,07861,039183,11891,559274,678137,339412,018206,009618,028309,014154,507463,522231,761695,284347,642173,821521,464260,732130,36665,183195,55097,775293,326146,663439,990219,995659,986329,993989,980494,990247,495742,486371,2431,113,730556,8651,670,596835,298417,6491,252,948626,474313,237

Showing 60 of 60.

Prime factorization

Factorization: 11 × 311 × 401
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 1,505,088
Proper-divisor sum: 133,267
Digit sum: 23
Digital root: 5

Number bases

Decimal: 1371821
Binary: 101001110111010101101 (21 bits)
Octal: 0o5167255
Hexadecimal: 0x14EEAD

Divisor catalog (8)

1113114013,4214,411124,7111,371,821

Showing 8 of 8.