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57034893080 = 235112323923581
BaseRepresentation
bin110101000111100010…
…110110011100011000
312110012212012202201102
4311013202312130120
51413301413034310
642111303410532
74056243410054
oct650742663430
9173185182642
1057034893080
112220878a380
12b078a53a48
1354bc371b59
142a90b70c64
15173c2a28a5
hexd478b6718

57034893080 has 128 divisors (see below), whose sum is σ = 146698905600. Its totient is φ = 19754380800.

The previous prime is 57034893059. The next prime is 57034893143. The reversal of 57034893080 is 8039843075.

57034893080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2406890 + ... + 2430470.

It is an arithmetic number, because the mean of its divisors is an integer number (1146085200).

Almost surely, 257034893080 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 57034893080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73349452800).

57034893080 is an abundant number, since it is smaller than the sum of its proper divisors (89664012520).

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

57034893080 is a wasteful number, since it uses less digits than its factorization.

57034893080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23865 (or 23861 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 57034893080 in words is "fifty-seven billion, thirty-four million, eight hundred ninety-three thousand, eighty".

Divisors: 1 2 4 5 8 10 11 20 22 23 40 44 46 55 88 92 110 115 184 220 230 239 253 440 460 478 506 920 956 1012 1195 1265 1912 2024 2390 2530 2629 4780 5060 5258 5497 9560 10120 10516 10994 13145 21032 21988 23581 26290 27485 43976 47162 52580 54970 60467 94324 105160 109940 117905 120934 188648 219880 235810 241868 259391 302335 471620 483736 518782 542363 604670 943240 1037564 1084726 1209340 1296955 2075128 2169452 2418680 2593910 2711815 4338904 5187820 5423630 5635859 5965993 10375640 10847260 11271718 11931986 21694520 22543436 23863972 28179295 29829965 45086872 47727944 56358590 59659930 61994449 112717180 119319860 123988898 129624757 225434360 238639720 247977796 259249514 309972245 495955592 518499028 619944490 648123785 1036998056 1239888980 1296247570 1425872327 2479777960 2592495140 2851744654 5184990280 5703489308 7129361635 11406978616 14258723270 28517446540 57034893080