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12253130160 = 2435371379857
BaseRepresentation
bin10110110100101011…
…11110110110110000
31011121221102111122120
423122111332312300
5200043300131120
65343511034240
7612433613355
oct133225766660
934557374576
1012253130160
115218633057
12245b66b980
131203731b9b
148434b062c
154baac2140
hex2da57edb0

12253130160 has 80 divisors (see below), whose sum is σ = 39011345376. Its totient is φ = 3179188224.

The previous prime is 12253130143. The next prime is 12253130161. The reversal of 12253130160 is 6103135221.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 12253130160.

It is not an unprimeable number, because it can be changed into a prime (12253130161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681049 + ... + 698808.

Almost surely, 212253130160 is an apocalyptic number.

12253130160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12253130160 is an abundant number, since it is smaller than the sum of its proper divisors (26758215216).

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

12253130160 is a wasteful number, since it uses less digits than its factorization.

12253130160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379910 (or 1379904 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 12253130160 its reverse (6103135221), we get a palindrome (18356265381).

The spelling of 12253130160 in words is "twelve billion, two hundred fifty-three million, one hundred thirty thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 37 40 48 60 74 80 111 120 148 185 222 240 296 370 444 555 592 740 888 1110 1480 1776 2220 2960 4440 8880 1379857 2759714 4139571 5519428 6899285 8279142 11038856 13798570 16558284 20697855 22077712 27597140 33116568 41395710 51054709 55194280 66233136 82791420 102109418 110388560 153164127 165582840 204218836 255273545 306328254 331165680 408437672 510547090 612656508 765820635 816875344 1021094180 1225313016 1531641270 2042188360 2450626032 3063282540 4084376720 6126565080 12253130160