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80161024 = 28313129
BaseRepresentation
bin1001100011100…
…10100100000000
312120211121020211
410301302210000
5131010123044
611542043504
71662233416
oct461624400
9176747224
1080161024
1141281189
1222a19594
13137b8778
14a9092b6
157086634
hex4c72900

80161024 has 18 divisors (see below), whose sum is σ = 160009430. Its totient is φ = 40080384.

The previous prime is 80160979. The next prime is 80161031. The reversal of 80161024 is 42016108.

It can be written as a sum of positive squares in only one way, i.e., 48441600 + 31719424 = 6960^2 + 5632^2 .

It is a junction number, because it is equal to n+sod(n) for n = 80160986 and 80161004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156309 + ... + 156820.

Almost surely, 280161024 is an apocalyptic number.

It is an amenable number.

80161024 is a deficient number, since it is larger than the sum of its proper divisors (79848406).

80161024 is an equidigital number, since it uses as much as digits as its factorization.

80161024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313145 (or 313131 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 80161024 is about 8953.2689002397. The cubic root of 80161024 is about 431.1758406682.

The spelling of 80161024 in words is "eighty million, one hundred sixty-one thousand, twenty-four".

Divisors: 1 2 4 8 16 32 64 128 256 313129 626258 1252516 2505032 5010064 10020128 20040256 40080512 80161024