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12970764860893 = 7210338923572803
BaseRepresentation
bin1011110010111111110111…
…0101001111110111011101
31200220222210220102120210121
42330233331311033313131
53200003111301022033
643330404230034541
72506051434124600
oct274577565176735
950828726376717
1012970764860893
114150963687004
1215559a2aa8a51
137311a3bc2038
1432bb073da337
151775ecc9362d
hexbcbfdd4fddd

12970764860893 has 48 divisors (see below), whose sum is σ = 15286026637440. Its totient is φ = 10972980434304.

The previous prime is 12970764860863. The next prime is 12970764861007. The reversal of 12970764860893 is 39806846707921.

It is a happy number.

It is not a de Polignac number, because 12970764860893 - 25 = 12970764860861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12970764860813) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4627456630 + ... + 4627459432.

It is an arithmetic number, because the mean of its divisors is an integer number (318458888280).

Almost surely, 212970764860893 is an apocalyptic number.

It is an amenable number.

12970764860893 is a deficient number, since it is larger than the sum of its proper divisors (2315261776547).

12970764860893 is a wasteful number, since it uses less digits than its factorization.

12970764860893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666 (or 5659 counting only the distinct ones).

The product of its (nonzero) digits is 219469824, while the sum is 70.

The spelling of 12970764860893 in words is "twelve trillion, nine hundred seventy billion, seven hundred sixty-four million, eight hundred sixty thousand, eight hundred ninety-three".

Divisors: 1 7 49 103 389 721 2357 2723 2803 5047 16499 19061 19621 40067 115493 137347 242771 280469 288709 916873 1090367 1699397 1963283 2020963 6418111 6606671 7632569 11895779 14146741 44926777 46246697 53427983 94437919 112307801 323726879 661065433 680487113 786154607 2569995019 4627458031 4763409791 5503082249 17989965133 33343868537 125929755931 264709486957 1852966408699 12970764860893