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56960137898 = 228480068949
BaseRepresentation
bin110101000011000101…
…101011101010101010
312110000122112210212222
4311003011223222222
51413123243403043
642100033234042
74054345116656
oct650305535252
9173018483788
1056960137898
112217a570734
12b057a02922
1354a9a29b11
142a84c71a66
151735937d68
hexd4316baaa

56960137898 has 4 divisors (see below), whose sum is σ = 85440206850. Its totient is φ = 28480068948.

The previous prime is 56960137891. The next prime is 56960138029. The reversal of 56960137898 is 89873106965.

It is a happy number.

56960137898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 46032989809 + 10927148089 = 214553^2 + 104533^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56960137898.

It is not an unprimeable number, because it can be changed into a prime (56960137891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14240034473 + ... + 14240034476.

Almost surely, 256960137898 is an apocalyptic number.

56960137898 is a deficient number, since it is larger than the sum of its proper divisors (28480068952).

56960137898 is a wasteful number, since it uses less digits than its factorization.

56960137898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28480068951.

The product of its (nonzero) digits is 19595520, while the sum is 62.

The spelling of 56960137898 in words is "fifty-six billion, nine hundred sixty million, one hundred thirty-seven thousand, eight hundred ninety-eight".

Divisors: 1 2 28480068949 56960137898