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8009932 = 227240867
BaseRepresentation
bin11110100011100011001100
3120001221120011
4132203203030
54022304212
6443403004
7125040400
oct36434314
916057504
108009932
114580a87
122823464
131875b08
1410c7100
15a834a7
hex7a38cc

8009932 has 18 divisors (see below), whose sum is σ = 16306332. Its totient is φ = 3432744.

The previous prime is 8009929. The next prime is 8009951. The reversal of 8009932 is 2399008.

It is a happy number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 8009894 and 8009903.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20238 + ... + 20629.

Almost surely, 28009932 is an apocalyptic number.

It is an amenable number.

8009932 is an abundant number, since it is smaller than the sum of its proper divisors (8296400).

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

8009932 is a wasteful number, since it uses less digits than its factorization.

8009932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40885 (or 40876 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 8009932 is about 2830.1823262822. The cubic root of 8009932 is about 200.0827324387.

The spelling of 8009932 in words is "eight million, nine thousand, nine hundred thirty-two".

Divisors: 1 2 4 7 14 28 49 98 196 40867 81734 163468 286069 572138 1144276 2002483 4004966 8009932