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80937373 = 1131713343
BaseRepresentation
bin1001101001100…
…00000110011101
312122022001012111
410310300012131
5131204443443
612010434021
72001646006
oct464600635
9178261174
1080937373
11417614a0
1223132911
13139cac4a
14aa6c1ad
15718b69d
hex4d3019d

80937373 has 16 divisors (see below), whose sum is σ = 92454912. Its totient is φ = 70182000.

The previous prime is 80937371. The next prime is 80937379. The reversal of 80937373 is 37373908.

It is a cyclic number.

It is not a de Polignac number, because 80937373 - 21 = 80937371 is a prime.

It is a super-2 number, since 2×809373732 = 13101716696282258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80937371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22540 + ... + 25882.

It is an arithmetic number, because the mean of its divisors is an integer number (5778432).

Almost surely, 280937373 is an apocalyptic number.

It is an amenable number.

80937373 is a deficient number, since it is larger than the sum of its proper divisors (11517539).

80937373 is a wasteful number, since it uses less digits than its factorization.

80937373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3456.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 80937373 is about 8996.5200494413. The cubic root of 80937373 is about 432.5633315213.

The spelling of 80937373 in words is "eighty million, nine hundred thirty-seven thousand, three hundred seventy-three".

Divisors: 1 11 31 71 341 781 2201 3343 24211 36773 103633 237353 1139963 2610883 7357943 80937373