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80959323 = 3192276257
BaseRepresentation
bin1001101001101…
…01011101011011
312122100011022110
410310311131123
5131211144243
612011123403
72002100004
oct464653533
9178304273
1080959323
1141776a35
1223143563
1313a07c33
14aa761ab
157192e33
hex4d3575b

80959323 has 16 divisors (see below), whose sum is σ = 114145920. Its totient is φ = 50898816.

The previous prime is 80959313. The next prime is 80959343. The reversal of 80959323 is 32395908.

It is not a de Polignac number, because 80959323 - 212 = 80955227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80959313) 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, 9811 + ... + 16067.

It is an arithmetic number, because the mean of its divisors is an integer number (7134120).

Almost surely, 280959323 is an apocalyptic number.

80959323 is a deficient number, since it is larger than the sum of its proper divisors (33186597).

80959323 is a wasteful number, since it uses less digits than its factorization.

80959323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 80959323 is about 8997.7398828817. The cubic root of 80959323 is about 432.6024313281.

The spelling of 80959323 in words is "eighty million, nine hundred fifty-nine thousand, three hundred twenty-three".

Divisors: 1 3 19 57 227 681 4313 6257 12939 18771 118883 356649 1420339 4261017 26986441 80959323