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56268612750 = 2353756319037
BaseRepresentation
bin110100011001110111…
…101110010010001110
312101020110022200201110
4310121313232102032
51410214231102000
641503251352450
74031250213450
oct643167562216
9171213280643
1056268612750
112195518a649
12aaa42b2726
1353c969703c
142a1b0a22d0
1516e4d8b850
hexd19dee48e

56268612750 has 128 divisors (see below), whose sum is σ = 160803781632. Its totient is φ = 12837878400.

The previous prime is 56268612721. The next prime is 56268612773. The reversal of 56268612750 is 5721686265.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56268612750.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2946232 + ... + 2965268.

It is an arithmetic number, because the mean of its divisors is an integer number (1256279544).

Almost surely, 256268612750 is an apocalyptic number.

56268612750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 56268612750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80401890816).

56268612750 is an abundant number, since it is smaller than the sum of its proper divisors (104535168882).

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

56268612750 is a wasteful number, since it uses less digits than its factorization.

56268612750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19627 (or 19617 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 56268612750 in words is "fifty-six billion, two hundred sixty-eight million, six hundred twelve thousand, seven hundred fifty".

Divisors: 1 2 3 5 6 7 10 14 15 21 25 30 35 42 50 70 75 105 125 150 175 210 250 350 375 525 563 750 875 1050 1126 1689 1750 2625 2815 3378 3941 5250 5630 7882 8445 11823 14075 16890 19037 19705 23646 28150 38074 39410 42225 57111 59115 70375 84450 95185 98525 114222 118230 133259 140750 190370 197050 211125 266518 285555 295575 399777 422250 475925 492625 571110 591150 666295 799554 951850 985250 1332590 1427775 1477875 1998885 2379625 2855550 2955750 3331475 3997770 4759250 6662950 7138875 9994425 10717831 14277750 16657375 19988850 21435662 32153493 33314750 49972125 53589155 64306986 75024817 99944250 107178310 150049634 160767465 225074451 267945775 321534930 375124085 450148902 535891550 750248170 803837325 1125372255 1339728875 1607674650 1875620425 2250744510 2679457750 3751240850 4019186625 5626861275 8038373250 9378102125 11253722550 18756204250 28134306375 56268612750