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8051232 = 253711981
BaseRepresentation
bin11110101101101000100000
3120011001012210
4132231220200
54030114412
6444322120
7125301660
oct36555040
916131183
108051232
1145aa012
122843340
13188b857
1410d81a0
15a9083c
hex7ada20

8051232 has 48 divisors (see below), whose sum is σ = 24155712. Its totient is φ = 2300160.

The previous prime is 8051221. The next prime is 8051257. The reversal of 8051232 is 2321508.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 8051199 and 8051208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5319 + ... + 6662.

It is an arithmetic number, because the mean of its divisors is an integer number (503244).

Almost surely, 28051232 is an apocalyptic number.

It is an amenable number.

8051232 is an abundant number, since it is smaller than the sum of its proper divisors (16104480).

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

8051232 is a wasteful number, since it uses less digits than its factorization.

8051232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12001 (or 11993 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 8051232 is about 2837.4692949881. The cubic root of 8051232 is about 200.4260252016.

The spelling of 8051232 in words is "eight million, fifty-one thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 11981 23962 35943 47924 71886 83867 95848 143772 167734 191696 251601 287544 335468 383392 503202 575088 670936 1006404 1150176 1341872 2012808 2683744 4025616 8051232