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56840160 = 2535139109
BaseRepresentation
bin1101100011010…
…0111111100000
310221221210001010
43120310333200
5104022341120
65350140520
71260063516
oct330647740
9127853033
1056840160
112a0a2943
1217051740
13ba11940
1477984b6
154ecb7e0
hex3634fe0

56840160 has 96 divisors (see below), whose sum is σ = 192840480. Its totient is φ = 13989888.

The previous prime is 56840159. The next prime is 56840183. The reversal of 56840160 is 6104865.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 1686 + ... + 10794.

It is an arithmetic number, because the mean of its divisors is an integer number (2008755).

Almost surely, 256840160 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 56840160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96420240).

56840160 is an abundant number, since it is smaller than the sum of its proper divisors (136000320).

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

56840160 is a wasteful number, since it uses less digits than its factorization.

56840160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9140 (or 9132 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 56840160 is about 7539.2413411430. The cubic root of 56840160 is about 384.4900427672.

The spelling of 56840160 in words is "fifty-six million, eight hundred forty thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 65 78 80 96 104 120 130 156 160 195 208 240 260 312 390 416 480 520 624 780 1040 1248 1560 2080 3120 6240 9109 18218 27327 36436 45545 54654 72872 91090 109308 118417 136635 145744 182180 218616 236834 273270 291488 355251 364360 437232 473668 546540 592085 710502 728720 874464 947336 1093080 1184170 1421004 1457440 1776255 1894672 2186160 2368340 2842008 3552510 3789344 4372320 4736680 5684016 7105020 9473360 11368032 14210040 18946720 28420080 56840160