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8023132 = 2213154291
BaseRepresentation
bin11110100110110001011100
3120002121200001
4132212301130
54023220012
6443544044
7125124025
oct36466134
916077601
108023132
11458a997
12282b024
13187bb20
1410cbc4c
15a87357
hex7a6c5c

8023132 has 12 divisors (see below), whose sum is σ = 15120616. Its totient is φ = 3702960.

The previous prime is 8023123. The next prime is 8023139. The reversal of 8023132 is 2313208.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8023139) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 77094 + ... + 77197.

Almost surely, 28023132 is an apocalyptic number.

It is an amenable number.

8023132 is a deficient number, since it is larger than the sum of its proper divisors (7097484).

8023132 is a wasteful number, since it uses less digits than its factorization.

8023132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154308 (or 154306 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 8023132 is about 2832.5133715483. The cubic root of 8023132 is about 200.1925811696.

The spelling of 8023132 in words is "eight million, twenty-three thousand, one hundred thirty-two".

Divisors: 1 2 4 13 26 52 154291 308582 617164 2005783 4011566 8023132