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80612054 = 2295923557
BaseRepresentation
bin1001100111000…
…00101011010110
312121200111221122
410303200223112
5131114041204
611555443542
71666122365
oct463405326
9177614848
1080612054
114155a036
1222bb65b2
1313915b53
14a9c57dc
1571250be
hex4ce0ad6

80612054 has 16 divisors (see below), whose sum is σ = 127213200. Its totient is φ = 38254944.

The previous prime is 80612009. The next prime is 80612089. The reversal of 80612054 is 45021608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8357 + ... + 15200.

It is an arithmetic number, because the mean of its divisors is an integer number (7950825).

Almost surely, 280612054 is an apocalyptic number.

80612054 is a deficient number, since it is larger than the sum of its proper divisors (46601146).

80612054 is a wasteful number, since it uses less digits than its factorization.

80612054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23647.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 80612054 is about 8978.4215762015. The cubic root of 80612054 is about 431.9830061616.

The spelling of 80612054 in words is "eighty million, six hundred twelve thousand, fifty-four".

Divisors: 1 2 29 58 59 118 1711 3422 23557 47114 683153 1366306 1389863 2779726 40306027 80612054