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80814368010 = 23519141779593
BaseRepresentation
bin100101101000011101…
…0010110010100001010
321201121002111020220010
41023100322112110022
52311001434234020
6101043044212350
75560440536235
oct1132072262412
9251532436803
1080814368010
11313006708a2
12137b469a0b6
13780ba7878c
143ca8da441c
15217ec32de0
hex12d0e9650a

80814368010 has 32 divisors (see below), whose sum is σ = 204162615360. Its totient is φ = 20416261248.

The previous prime is 80814367951. The next prime is 80814368021. The reversal of 80814368010 is 1086341808.

It is a super-2 number, since 2×808143680102 (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 80814368010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70889227 + ... + 70890366.

It is an arithmetic number, because the mean of its divisors is an integer number (6380081730).

Almost surely, 280814368010 is an apocalyptic number.

80814368010 is an abundant number, since it is smaller than the sum of its proper divisors (123348247350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80814368010 is a wasteful number, since it uses less digits than its factorization.

80814368010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141779622.

The product of its (nonzero) digits is 36864, while the sum is 39.

The spelling of 80814368010 in words is "eighty billion, eight hundred fourteen million, three hundred sixty-eight thousand, ten".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 141779593 283559186 425338779 708897965 850677558 1417795930 2126693895 2693812267 4253387790 5387624534 8081436801 13469061335 16162873602 26938122670 40407184005 80814368010