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56772674292 = 22317833352981
BaseRepresentation
bin110100110111111010…
…100100001011110100
312102112120210200011110
4310313322210023310
51412232301034132
642025255235020
74046610524565
oct646772441364
9172476720143
1056772674292
1122093770534
12b005078a70
135479c419c9
142a67dd416c
1517242581cc
hexd37ea42f4

56772674292 has 48 divisors (see below), whose sum is σ = 141951845952. Its totient is φ = 17596439040.

The previous prime is 56772674281. The next prime is 56772674297. The reversal of 56772674292 is 29247627765.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56772674297) 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, 1659559 + ... + 1693422.

It is an arithmetic number, because the mean of its divisors is an integer number (2957330124).

Almost surely, 256772674292 is an apocalyptic number.

It is an amenable number.

56772674292 is an abundant number, since it is smaller than the sum of its proper divisors (85179171660).

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

56772674292 is a wasteful number, since it uses less digits than its factorization.

56772674292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3353088 (or 3353086 counting only the distinct ones).

The product of its digits is 17781120, while the sum is 57.

The spelling of 56772674292 in words is "fifty-six billion, seven hundred seventy-two million, six hundred seventy-four thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 17 34 51 68 83 102 166 204 249 332 498 996 1411 2822 4233 5644 8466 16932 3352981 6705962 10058943 13411924 20117886 40235772 57000677 114001354 171002031 228002708 278297423 342004062 556594846 684008124 834892269 1113189692 1669784538 3339569076 4731056191 9462112382 14193168573 18924224764 28386337146 56772674292