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80834636676 = 223172931352383
BaseRepresentation
bin100101101001000011…
…1101010101110000100
321201122111122000021110
41023102013222232010
52311022131333201
6101045050445020
75561105034453
oct1132207525604
9251574560243
1080834636676
1131311054a62
12137bb433770
137813024281
143cab95cb9a
1521818d86d6
hex12d21eab84

80834636676 has 48 divisors (see below), whose sum is σ = 200390851584. Its totient is φ = 25273314816.

The previous prime is 80834636599. The next prime is 80834636677. The reversal of 80834636676 is 67663643808.

It is not an unprimeable number, because it can be changed into a prime (80834636677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616420 + ... + 735963.

It is an arithmetic number, because the mean of its divisors is an integer number (4174809408).

Almost surely, 280834636676 is an apocalyptic number.

It is an amenable number.

80834636676 is an abundant number, since it is smaller than the sum of its proper divisors (119556214908).

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

80834636676 is a wasteful number, since it uses less digits than its factorization.

80834636676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352700 (or 1352698 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 57.

The spelling of 80834636676 in words is "eighty billion, eight hundred thirty-four million, six hundred thirty-six thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 293 586 879 1172 1758 3516 4981 9962 14943 19924 29886 59772 1352383 2704766 4057149 5409532 8114298 16228596 22990511 45981022 68971533 91962044 137943066 275886132 396248219 792496438 1188744657 1584992876 2377489314 4754978628 6736219723 13472439446 20208659169 26944878892 40417318338 80834636676