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127078056 = 23327252139
BaseRepresentation
bin1111001001100…
…00111010101000
322212010020022200
413210300322220
5230012444211
620335420200
73102100650
oct744607250
9285106280
10127078056
1165806696
1236684660
1320434821
1412c3d360
15b252b56
hex7930ea8

127078056 has 48 divisors (see below), whose sum is σ = 393338400. Its totient is φ = 36307872.

The previous prime is 127078033. The next prime is 127078069. The reversal of 127078056 is 650870721.

It is a super-2 number, since 2×1270780562 = 32297664633478272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 127078056.

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, 125566 + ... + 126573.

It is an arithmetic number, because the mean of its divisors is an integer number (8194550).

Almost surely, 2127078056 is an apocalyptic number.

It is an amenable number.

127078056 is an abundant number, since it is smaller than the sum of its proper divisors (266260344).

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

127078056 is a wasteful number, since it uses less digits than its factorization.

127078056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252158 (or 252151 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 127078056 is about 11272.8903126040. The cubic root of 127078056 is about 502.7555275722.

The spelling of 127078056 in words is "one hundred twenty-seven million, seventy-eight thousand, fifty-six".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 252 504 252139 504278 756417 1008556 1512834 1764973 2017112 2269251 3025668 3529946 4538502 5294919 6051336 7059892 9077004 10589838 14119784 15884757 18154008 21179676 31769514 42359352 63539028 127078056