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126614072 = 23131217443
BaseRepresentation
bin1111000101111…
…11101000111000
322211020122212002
413202333220320
5224403122242
620321440132
73065126144
oct742775070
9284218762
10126614072
116551a032
12364a0048
1320301590
1412b5c224
15b1b0432
hex78bfa38

126614072 has 16 divisors (see below), whose sum is σ = 255663240. Its totient is φ = 58437216.

The previous prime is 126614071. The next prime is 126614077. The reversal of 126614072 is 270416621.

It is a super-2 number, since 2×1266140722 = 32062246456842368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126614071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608618 + ... + 608825.

Almost surely, 2126614072 is an apocalyptic number.

It is an amenable number.

126614072 is an abundant number, since it is smaller than the sum of its proper divisors (129049168).

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

126614072 is a wasteful number, since it uses less digits than its factorization.

126614072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217462 (or 1217458 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 126614072 is about 11252.2918554399. The cubic root of 126614072 is about 502.1428988487.

The spelling of 126614072 in words is "one hundred twenty-six million, six hundred fourteen thousand, seventy-two".

Divisors: 1 2 4 8 13 26 52 104 1217443 2434886 4869772 9739544 15826759 31653518 63307036 126614072