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55002580528 = 247618050729
BaseRepresentation
bin110011001110011010…
…001100011000110000
312020222020001121000011
4303032122030120300
51400121130034103
641133504104304
73655005135430
oct631632143060
9166866047004
1055002580528
1121365582925
12a7b0305094
1352572c304c
14293aca42c0
15166db5ad6d
hexcce68c630

55002580528 has 40 divisors (see below), whose sum is σ = 123788024480. Its totient is φ = 23186096640.

The previous prime is 55002580517. The next prime is 55002580553. The reversal of 55002580528 is 82508520055.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4018533 + ... + 4032196.

It is an arithmetic number, because the mean of its divisors is an integer number (3094700612).

Almost surely, 255002580528 is an apocalyptic number.

It is an amenable number.

55002580528 is an abundant number, since it is smaller than the sum of its proper divisors (68785443952).

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

55002580528 is a wasteful number, since it uses less digits than its factorization.

55002580528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8050805 (or 8050799 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 40.

The spelling of 55002580528 in words is "fifty-five billion, two million, five hundred eighty thousand, five hundred twenty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 61 112 122 244 427 488 854 976 1708 3416 6832 8050729 16101458 32202916 56355103 64405832 112710206 128811664 225420412 450840824 491094469 901681648 982188938 1964377876 3437661283 3928755752 6875322566 7857511504 13750645132 27501290264 55002580528