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52969108390 = 25111943607971
BaseRepresentation
bin110001010101001101…
…000111001110100110
312001201111201111122021
4301111031013032212
51331440042432030
640200023453354
73553423664302
oct612515071646
9161644644567
1052969108390
1120511754140
12a3232b725a
134cc1c294b3
1427c6bb4d02
1515a038597a
hexc553473a6

52969108390 has 128 divisors (see below), whose sum is σ = 112332718080. Its totient is φ = 17775676800.

The previous prime is 52969108363. The next prime is 52969108403. The reversal of 52969108390 is 9380196925.

52969108390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 54550605 + ... + 54551575.

It is an arithmetic number, because the mean of its divisors is an integer number (877599360).

Almost surely, 252969108390 is an apocalyptic number.

52969108390 is an abundant number, since it is smaller than the sum of its proper divisors (59363609690).

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

52969108390 is a wasteful number, since it uses less digits than its factorization.

52969108390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658.

The product of its (nonzero) digits is 1049760, while the sum is 52.

The spelling of 52969108390 in words is "fifty-two billion, nine hundred sixty-nine million, one hundred eight thousand, three hundred ninety".

Divisors: 1 2 5 10 11 19 22 38 43 55 86 95 110 190 209 215 418 430 473 607 817 946 971 1045 1214 1634 1942 2090 2365 3035 4085 4730 4855 6070 6677 8170 8987 9710 10681 11533 13354 17974 18449 21362 23066 26101 33385 36898 41753 44935 52202 53405 57665 66770 83506 89870 92245 106810 115330 126863 130505 184490 202939 208765 253726 261010 287111 405878 417530 459283 495919 574222 589397 634315 793307 918566 991838 1014695 1178794 1268630 1435555 1586614 2029390 2296415 2479595 2871110 2946985 3966535 4592830 4959190 5455109 5893970 6483367 7933070 8726377 10910218 11198543 12966734 17452754 22397086 25344071 27275545 32416835 43631885 50688142 54551090 55992715 64833670 87263770 111985430 123183973 126720355 246367946 253440710 278784781 481537349 557569562 615919865 963074698 1231839730 1393923905 2407686745 2787847810 4815373490 5296910839 10593821678 26484554195 52969108390