Search a number
-
+
12460870068 = 223435328597
BaseRepresentation
bin10111001101011100…
…11100100110110100
31012011102022210020020
423212232130212310
5201004440320233
65420251405140
7620535435153
oct134656344664
935142283206
1012460870068
115314922129
1224b91537b0
1312377990ca
14862d0959a
154cde599b3
hex2e6b9c9b4

12460870068 has 72 divisors (see below), whose sum is σ = 30327003168. Its totient is φ = 3980016768.

The previous prime is 12460870067. The next prime is 12460870199. The reversal of 12460870068 is 86007806421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12460870067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1445146 + ... + 1453742.

Almost surely, 212460870068 is an apocalyptic number.

It is an amenable number.

12460870068 is an abundant number, since it is smaller than the sum of its proper divisors (17866133100).

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

12460870068 is a wasteful number, since it uses less digits than its factorization.

12460870068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8753 (or 8698 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The spelling of 12460870068 in words is "twelve billion, four hundred sixty million, eight hundred seventy thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 43 53 86 106 129 159 172 212 258 318 516 636 2279 2809 4558 5618 6837 8427 8597 9116 11236 13674 16854 17194 25791 27348 33708 34388 51582 103164 120787 241574 362361 369671 455641 483148 724722 739342 911282 1109013 1366923 1449444 1478684 1822564 2218026 2733846 4436052 5467692 19592563 24148973 39185126 48297946 58777689 72446919 78370252 96595892 117555378 144893838 235110756 289787676 1038405839 2076811678 3115217517 4153623356 6230435034 12460870068