Integer Profile

1,871,921

17 × 29 × 3797

Prime factors, divisor sums, positional representations and sequence properties for 1,871,921. The prime factorization is 17 × 29 × 3797.

Number of positive divisors: 8. Showing the recorded part of the sequence: 158.

DeficientOddComposite

Prime factorization

Factorization: 17 × 29 × 3797
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 2,050,920
Proper-divisor sum: 178,999
Digit sum: 29
Digital root: 2

Number bases

Decimal: 1871921
Binary: 111001001000000110001 (21 bits)
Octal: 0o7110061
Hexadecimal: 0x1C9031

Divisor catalog (8)

117294933,79764,549110,1131,871,921

Showing 8 of 8.

Collatz trajectory (158 steps)

Even: n → n/2; Odd: n → 3n + 1

1,871,9215,615,7642,807,8821,403,9414,211,8242,105,9121,052,956526,478263,239789,718394,8591,184,578592,2891,776,868888,434444,2171,332,652666,326333,163999,490499,7451,499,236749,618374,8091,124,428562,214281,107843,322421,6611,264,984632,492316,246158,123474,370237,185711,556355,778177,889533,668266,834133,417400,252200,126100,063300,190150,095450,286225,143675,430337,7151,013,146506,5731,519,720759,860379,930189,965569,896284,948142,47471,237

Showing 60 of 60.