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80271267392 = 2623434912539
BaseRepresentation
bin100101011000010001…
…0100101011001000000
321200012020112212220102
41022300202211121000
52303343421024032
6100513123501532
75541124341431
oct1126042453100
9250166485812
1080271267392
1131052046308
12136828278a8
1377533b2774
143c56bcd488
15214c204362
hex12b08a5640

80271267392 has 56 divisors (see below), whose sum is σ = 166265352000. Its totient is φ = 38378717696.

The previous prime is 80271267353. The next prime is 80271267409. The reversal of 80271267392 is 29376217208.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

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, 6395459 + ... + 6407997.

Almost surely, 280271267392 is an apocalyptic number.

It is an amenable number.

80271267392 is an abundant number, since it is smaller than the sum of its proper divisors (85994084608).

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

80271267392 is a wasteful number, since it uses less digits than its factorization.

80271267392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16923 (or 16913 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 80271267392 in words is "eighty billion, two hundred seventy-one million, two hundred sixty-seven thousand, three hundred ninety-two".

Divisors: 1 2 4 8 16 23 32 46 64 92 184 368 736 1472 4349 8698 12539 17396 25078 34792 50156 69584 100027 100312 139168 200054 200624 278336 288397 400108 401248 576794 800216 802496 1153588 1600432 2307176 3200864 4614352 6401728 9228704 18457408 54532111 109064222 218128444 436256888 872513776 1254238553 1745027552 2508477106 3490055104 5016954212 10033908424 20067816848 40135633696 80271267392