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56398248 = 23331715359
BaseRepresentation
bin1101011100100…
…1000110101000
310221010022212000
43113021012220
5103414220443
65332451000
71253243244
oct327110650
9127108760
1056398248
1129920925
1216a79a60
13b8b875a
1476c1424
154e408d3
hex35c91a8

56398248 has 64 divisors (see below), whose sum is σ = 165888000. Its totient is φ = 17692416.

The previous prime is 56398229. The next prime is 56398253. The reversal of 56398248 is 84289365.

56398248 is a `hidden beast` number, since 5 + 639 + 8 + 2 + 4 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4008 + ... + 11351.

It is an arithmetic number, because the mean of its divisors is an integer number (2592000).

Almost surely, 256398248 is an apocalyptic number.

It is an amenable number.

56398248 is an abundant number, since it is smaller than the sum of its proper divisors (109489752).

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

56398248 is a wasteful number, since it uses less digits than its factorization.

56398248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15391 (or 15381 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 56398248 is about 7509.8766967241. The cubic root of 56398248 is about 383.4910248927.

The spelling of 56398248 in words is "fifty-six million, three hundred ninety-eight thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 17 18 24 27 34 36 51 54 68 72 102 108 136 153 204 216 306 408 459 612 918 1224 1836 3672 15359 30718 46077 61436 92154 122872 138231 184308 261103 276462 368616 414693 522206 552924 783309 829386 1044412 1105848 1566618 1658772 2088824 2349927 3133236 3317544 4699854 6266472 7049781 9399708 14099562 18799416 28199124 56398248