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12906126 = 2321076701
BaseRepresentation
bin110001001110…
…111010001110
3220021200212200
4301032322032
511300444001
61140342330
7214462122
oct61167216
926250780
1012906126
117315622
1243a49a6
13289b57c
1419dd582
1511ee086
hexc4ee8e

12906126 has 24 divisors (see below), whose sum is σ = 28228824. Its totient is φ = 4261200.

The previous prime is 12906109. The next prime is 12906133. The reversal of 12906126 is 62160921.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 12906126.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1425 + ... + 5276.

It is an arithmetic number, because the mean of its divisors is an integer number (1176201).

Almost surely, 212906126 is an apocalyptic number.

12906126 is an abundant number, since it is smaller than the sum of its proper divisors (15322698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12906126 is a wasteful number, since it uses less digits than its factorization.

12906126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6816 (or 6813 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 12906126 is about 3592.5097077113. The cubic root of 12906126 is about 234.5661286822.

The spelling of 12906126 in words is "twelve million, nine hundred six thousand, one hundred twenty-six".

Divisors: 1 2 3 6 9 18 107 214 321 642 963 1926 6701 13402 20103 40206 60309 120618 717007 1434014 2151021 4302042 6453063 12906126