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55308458956 = 2219727742881
BaseRepresentation
bin110011100000101001…
…000001101111001100
312021202112121211022211
4303200221001233030
51401232431141311
641224112120204
73665411100322
oct634051015714
9167675554284
1055308458956
1121502201913
12a876836064
1352a579b6ba
142969767d12
15168a92b821
hexce0a41bcc

55308458956 has 12 divisors (see below), whose sum is σ = 101884003480. Its totient is φ = 26198743680.

The previous prime is 55308458941. The next prime is 55308458963. The reversal of 55308458956 is 65985480355.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 55308458956.

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, 363871365 + ... + 363871516.

Almost surely, 255308458956 is an apocalyptic number.

It is an amenable number.

55308458956 is a deficient number, since it is larger than the sum of its proper divisors (46575544524).

55308458956 is a wasteful number, since it uses less digits than its factorization.

55308458956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727742904 (or 727742902 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 58.

The spelling of 55308458956 in words is "fifty-five billion, three hundred eight million, four hundred fifty-eight thousand, nine hundred fifty-six".

Divisors: 1 2 4 19 38 76 727742881 1455485762 2910971524 13827114739 27654229478 55308458956