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80580553274 = 21320983147703
BaseRepresentation
bin100101100001011111…
…0011010101000111010
321200222210112020101002
41023002332122220322
52310012110201044
6101003532525002
75551601254514
oct1130276325072
9250883466332
1080580553274
11311a0692381
121374a320762
1377a24b2070
143c85cdcbb4
15216944974e
hex12c2f9aa3a

80580553274 has 16 divisors (see below), whose sum is σ = 130175670912. Its totient is φ = 37189000368.

The previous prime is 80580553259. The next prime is 80580553283. The reversal of 80580553274 is 47235508508.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471707 + ... + 619409.

It is an arithmetic number, because the mean of its divisors is an integer number (8135979432).

Almost surely, 280580553274 is an apocalyptic number.

80580553274 is a deficient number, since it is larger than the sum of its proper divisors (49595117638).

80580553274 is a wasteful number, since it uses less digits than its factorization.

80580553274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168701.

The product of its (nonzero) digits is 1344000, while the sum is 47.

The spelling of 80580553274 in words is "eighty billion, five hundred eighty million, five hundred fifty-three thousand, two hundred seventy-four".

Divisors: 1 2 13 26 20983 41966 147703 272779 295406 545558 1920139 3840278 3099252049 6198504098 40290276637 80580553274