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56382120 = 23325198243
BaseRepresentation
bin1101011100010…
…1001010101000
310221002111201200
43113011022220
5103413211440
65332244200
71253145234
oct327051250
9127074650
1056382120
112990a7a3
1216a70660
13b8b1302
1476b95c4
154e3ac30
hex35c52a8

56382120 has 96 divisors (see below), whose sum is σ = 192909600. Its totient is φ = 14242176.

The previous prime is 56382107. The next prime is 56382133. The reversal of 56382120 is 2128365.

56382120 is a `hidden beast` number, since 5 + 638 + 2 + 1 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (56382107) and next prime (56382133).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2719 + ... + 10961.

It is an arithmetic number, because the mean of its divisors is an integer number (2009475).

Almost surely, 256382120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56382120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96454800).

56382120 is an abundant number, since it is smaller than the sum of its proper divisors (136527480).

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

56382120 is a wasteful number, since it uses less digits than its factorization.

56382120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8279 (or 8272 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 56382120 is about 7508.8028340076. The cubic root of 56382120 is about 383.4544662340.

The spelling of 56382120 in words is "fifty-six million, three hundred eighty-two thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 30 36 38 40 45 57 60 72 76 90 95 114 120 152 171 180 190 228 285 342 360 380 456 570 684 760 855 1140 1368 1710 2280 3420 6840 8243 16486 24729 32972 41215 49458 65944 74187 82430 98916 123645 148374 156617 164860 197832 247290 296748 313234 329720 370935 469851 494580 593496 626468 741870 783085 939702 989160 1252936 1409553 1483740 1566170 1879404 2349255 2819106 2967480 3132340 3758808 4698510 5638212 6264680 7047765 9397020 11276424 14095530 18794040 28191060 56382120