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80630106274 = 267809743779
BaseRepresentation
bin100101100010111101…
…1011100100010100010
321201010020202210022101
41023011323130202202
52310112301400044
6101012503001014
75553042411064
oct1130573344242
9251106683271
1080630106274
1131216658273
1213762a3916a
1377ac841b73
143c8c71b734
15216d986cd4
hex12c5edc8a2

80630106274 has 16 divisors (see below), whose sum is σ = 122902207200. Its totient is φ = 39664193184.

The previous prime is 80630106251. The next prime is 80630106283. The reversal of 80630106274 is 47260103608.

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, 263484 + ... + 480295.

It is an arithmetic number, because the mean of its divisors is an integer number (7681387950).

Almost surely, 280630106274 is an apocalyptic number.

80630106274 is a deficient number, since it is larger than the sum of its proper divisors (42272100926).

80630106274 is a wasteful number, since it uses less digits than its factorization.

80630106274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744657.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 80630106274 in words is "eighty billion, six hundred thirty million, one hundred six thousand, two hundred seventy-four".

Divisors: 1 2 67 134 809 1618 54203 108406 743779 1487558 49833193 99666386 601717211 1203434422 40315053137 80630106274