Integer Profile

2,212,587

3^2 × 13 × 18911

Prime factors, divisor sums, positional representations and sequence properties for 2,212,587. The prime factorization is 3^2 × 13 × 18911.

Number of positive divisors: 12. Showing the recorded part of the sequence: 104.

DeficientOddComposite

Divisor catalog (12)

139133911718,91156,733170,199245,843737,5292,212,587

Showing 12 of 12.

Collatz trajectory (104 steps)

Even: n → n/2; Odd: n → 3n + 1

2,212,5876,637,7623,318,8819,956,6444,978,3222,489,1617,467,4843,733,7421,866,8715,600,6142,800,3078,400,9224,200,46112,601,3846,300,6923,150,3461,575,1734,725,5202,362,7601,181,380590,690295,345886,036443,018221,509664,528332,264166,13283,06641,533124,60062,30031,15015,57546,72623,36370,09035,045105,13652,56826,28413,1426,57119,7149,85729,57214,7867,39322,18011,0905,54516,6368,3184,15912,4786,23918,7189,35928,07814,039

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 13 × 18911
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 12
Divisor sum: 3,441,984
Proper-divisor sum: 1,229,397
Digit sum: 27
Digital root: 9

Number bases

Decimal: 2212587
Binary: 1000011100001011101011 (22 bits)
Octal: 0o10341353
Hexadecimal: 0x21C2EB