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22310312130 = 23251072937907
BaseRepresentation
bin10100110001110011…
…000101100011000010
32010120211210021200200
4110301303011203002
5331142414442010
614125455230030
71416604344531
oct246163054302
963524707620
1022310312130
119509653797
1243a7818316
132147220732
14111907a318
158a89c7cc0
hex531cc58c2

22310312130 has 96 divisors (see below), whose sum is σ = 58756186944. Its totient is φ = 5872956288.

The previous prime is 22310312099. The next prime is 22310312149. The reversal of 22310312130 is 3121301322.

22310312130 is a `hidden beast` number, since 223 + 1 + 0 + 312 + 130 = 666.

It is a super-3 number, since 3×223103121303 (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2817637 + ... + 2825543.

It is an arithmetic number, because the mean of its divisors is an integer number (612043614).

Almost surely, 222310312130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22310312130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29378093472).

22310312130 is an abundant number, since it is smaller than the sum of its proper divisors (36445874814).

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

22310312130 is a wasteful number, since it uses less digits than its factorization.

22310312130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8320 (or 8317 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 22310312130 its reverse (3121301322), we get a palindrome (25431613452).

The spelling of 22310312130 in words is "twenty-two billion, three hundred ten million, three hundred twelve thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 107 214 293 321 535 586 642 879 963 1070 1465 1605 1758 1926 2637 2930 3210 4395 4815 5274 7907 8790 9630 13185 15814 23721 26370 31351 39535 47442 62702 71163 79070 94053 118605 142326 156755 188106 237210 282159 313510 355815 470265 564318 711630 846049 940530 1410795 1692098 2316751 2538147 2821590 4230245 4633502 5076294 6950253 7614441 8460490 11583755 12690735 13900506 15228882 20850759 23167510 25381470 34751265 38072205 41701518 69502530 76144410 104253795 208507590 247892357 495784714 743677071 1239461785 1487354142 2231031213 2478923570 3718385355 4462062426 7436770710 11155156065 22310312130