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56245503041 = 721388297493
BaseRepresentation
bin110100011000011111…
…100100010001000001
312101011211211121011022
4310120133210101001
51410142322044131
641501104155225
74030546613300
oct643037442101
9171154747138
1056245503041
1121943135a12
12aa98608b15
1353c4965360
142a17da8437
1516e2d2437b
hexd187e4441

56245503041 has 12 divisors (see below), whose sum is σ = 70461400212. Its totient is φ = 44501935968.

The previous prime is 56245503037. The next prime is 56245503113. The reversal of 56245503041 is 14030554265.

It can be written as a sum of positive squares in 2 ways, for example, as 7461504400 + 48783998641 = 86380^2 + 220871^2 .

It is not a de Polignac number, because 56245503041 - 22 = 56245503037 is a prime.

It is a super-2 number, since 2×562455030412 (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56245502992 and 56245503010.

It is not an unprimeable number, because it can be changed into a prime (56245503011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44148110 + ... + 44149383.

It is an arithmetic number, because the mean of its divisors is an integer number (5871783351).

Almost surely, 256245503041 is an apocalyptic number.

It is an amenable number.

56245503041 is a deficient number, since it is larger than the sum of its proper divisors (14215897171).

56245503041 is a wasteful number, since it uses less digits than its factorization.

56245503041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88297520 (or 88297513 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 56245503041 in words is "fifty-six billion, two hundred forty-five million, five hundred three thousand, forty-one".

Divisors: 1 7 13 49 91 637 88297493 618082451 1147867409 4326577157 8035071863 56245503041