Search a number
-
+
12957003510 = 2351147838209
BaseRepresentation
bin11000001000100110…
…00010111011110110
31020102222212222100220
430010103002323312
5203013443103020
65541413315210
7636041466303
oct140423027366
936388788326
1012957003510
115549988570
122617335b06
1312b64c92a9
148acb760aa
1550c7ac240
hex3044c2ef6

12957003510 has 64 divisors (see below), whose sum is σ = 33935016960. Its totient is φ = 3140052480.

The previous prime is 12957003503. The next prime is 12957003529. The reversal of 12957003510 is 1530075921.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 1574286 + ... + 1582494.

It is an arithmetic number, because the mean of its divisors is an integer number (530234640).

Almost surely, 212957003510 is an apocalyptic number.

12957003510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12957003510 is an abundant number, since it is smaller than the sum of its proper divisors (20978013450).

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

12957003510 is a wasteful number, since it uses less digits than its factorization.

12957003510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13013.

The product of its (nonzero) digits is 9450, while the sum is 33.

The spelling of 12957003510 in words is "twelve billion, nine hundred fifty-seven million, three thousand, five hundred ten".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 4783 8209 9566 14349 16418 23915 24627 28698 41045 47830 49254 52613 71745 82090 90299 105226 123135 143490 157839 180598 246270 263065 270897 315678 451495 526130 541794 789195 902990 1354485 1578390 2708970 39263647 78527294 117790941 196318235 235581882 392636470 431900117 588954705 863800234 1177909410 1295700351 2159500585 2591400702 4319001170 6478501755 12957003510