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56156030252 = 2272005572509
BaseRepresentation
bin110100010011001010…
…010000010100101100
312100221121110220120022
4310103022100110230
51410001420432002
641444150341312
74025412244550
oct642312202454
9170847426508
1056156030252
11218a7684763
12aa7265a838
1353ac26938a
142a0a157860
1516da04dba2
hexd1329052c

56156030252 has 12 divisors (see below), whose sum is σ = 112312060560. Its totient is φ = 24066870096.

The previous prime is 56156030237. The next prime is 56156030311. The reversal of 56156030252 is 25203065165.

56156030252 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002786227 + ... + 1002786282.

It is an arithmetic number, because the mean of its divisors is an integer number (9359338380).

Almost surely, 256156030252 is an apocalyptic number.

It is an amenable number.

56156030252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56156030252 is a wasteful number, since it uses less digits than its factorization.

56156030252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005572520 (or 2005572518 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 56156030252 in words is "fifty-six billion, one hundred fifty-six million, thirty thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 2005572509 4011145018 8022290036 14039007563 28078015126 56156030252