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54054054971 = 73349451553
BaseRepresentation
bin110010010101110111…
…110110110000111011
312011112010020111112222
4302111313312300323
51341200314224341
640455421554255
73622336613000
oct622567666073
9164463214488
1054054054971
1120a19117604
12a58671598b
135135939417
14288ad158a7
15161574644b
hexc95df6c3b

54054054971 has 16 divisors (see below), whose sum is σ = 63217560000. Its totient is φ = 46199188224.

The previous prime is 54054054931. The next prime is 54054054991. The reversal of 54054054971 is 17945045045.

It is not a de Polignac number, because 54054054971 - 210 = 54054053947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54054054931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106070 + ... + 345483.

It is an arithmetic number, because the mean of its divisors is an integer number (3951097500).

Almost surely, 254054054971 is an apocalyptic number.

54054054971 is a deficient number, since it is larger than the sum of its proper divisors (9163505029).

54054054971 is an equidigital number, since it uses as much as digits as its factorization.

54054054971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451923 (or 451909 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 54054054971 in words is "fifty-four billion, fifty-four million, fifty-four thousand, nine hundred seventy-one".

Divisors: 1 7 49 343 349 2443 17101 119707 451553 3160871 22126097 154882679 157591997 1103143979 7722007853 54054054971