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82976932 = 22171220249
BaseRepresentation
bin1001111001000…
…10000010100100
312210010122221201
410330202002210
5132220230212
612122252244
72025202153
oct474420244
9183118851
1082976932
1142924885
1223957084
131426339c
14b03d59a
157440b57
hex4f220a4

82976932 has 12 divisors (see below), whose sum is σ = 153751500. Its totient is φ = 39047936.

The previous prime is 82976923. The next prime is 82976941. The reversal of 82976932 is 23967928.

It is an interprime number because it is at equal distance from previous prime (82976923) and next prime (82976941).

It can be written as a sum of positive squares in 2 ways, for example, as 70963776 + 12013156 = 8424^2 + 3466^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 610057 + ... + 610192.

It is an arithmetic number, because the mean of its divisors is an integer number (12812625).

Almost surely, 282976932 is an apocalyptic number.

It is an amenable number.

82976932 is a deficient number, since it is larger than the sum of its proper divisors (70774568).

82976932 is a wasteful number, since it uses less digits than its factorization.

82976932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220270 (or 1220268 counting only the distinct ones).

The product of its digits is 326592, while the sum is 46.

The square root of 82976932 is about 9109.1674701918. The cubic root of 82976932 is about 436.1666520572.

The spelling of 82976932 in words is "eighty-two million, nine hundred seventy-six thousand, nine hundred thirty-two".

Divisors: 1 2 4 17 34 68 1220249 2440498 4880996 20744233 41488466 82976932