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72769326286 = 247774141769
BaseRepresentation
bin100001111000101100…
…0111100110011001110
320221211102022210100211
41003301120330303032
52143012421420121
653232455113034
75154202032136
oct1036130746316
9227742283324
1072769326286
1128952429988
121212a37277a
136b290c5067
143744733ac6
151d5d7dbce1
hex10f163ccce

72769326286 has 8 divisors (see below), whose sum is σ = 111476414880. Its totient is φ = 35610521328.

The previous prime is 72769326283. The next prime is 72769326299. The reversal of 72769326286 is 68262396727.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 72769326286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72769326283) 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 3 ways as a sum of consecutive naturals, for example, 387070791 + ... + 387070978.

It is an arithmetic number, because the mean of its divisors is an integer number (13934551860).

Almost surely, 272769326286 is an apocalyptic number.

72769326286 is a deficient number, since it is larger than the sum of its proper divisors (38707088594).

72769326286 is a wasteful number, since it uses less digits than its factorization.

72769326286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774141818.

The product of its digits is 18289152, while the sum is 58.

The spelling of 72769326286 in words is "seventy-two billion, seven hundred sixty-nine million, three hundred twenty-six thousand, two hundred eighty-six".

Divisors: 1 2 47 94 774141769 1548283538 36384663143 72769326286