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80967204 = 22322249089
BaseRepresentation
bin1001101001101…
…11011000100100
312122100120010100
410310313120210
5131211422304
612011224100
72002131663
oct464673044
9178316110
1080967204
114178194a
1223148030
1313a0b6b6
14aa78dda
157195439
hex4d37624

80967204 has 18 divisors (see below), whose sum is σ = 204667190. Its totient is φ = 26989056.

The previous prime is 80967181. The next prime is 80967233. The reversal of 80967204 is 40276908.

It can be written as a sum of positive squares in only one way, i.e., 68856804 + 12110400 = 8298^2 + 3480^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2249089 = 80967204 / (8 + 0 + 9 + 6 + 7 + 2 + 0 + 4).

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 5 ways as a sum of consecutive naturals, for example, 1124509 + ... + 1124580.

Almost surely, 280967204 is an apocalyptic number.

It is an amenable number.

80967204 is an abundant number, since it is smaller than the sum of its proper divisors (123699986).

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

80967204 is a wasteful number, since it uses less digits than its factorization.

80967204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249099 (or 2249094 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 80967204 is about 8998.1778155358. The cubic root of 80967204 is about 432.6164681267.

The spelling of 80967204 in words is "eighty million, nine hundred sixty-seven thousand, two hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 2249089 4498178 6747267 8996356 13494534 20241801 26989068 40483602 80967204