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52069153794 = 2376911794127
BaseRepresentation
bin110000011111100100…
…000011110000000010
311222101210022002000120
4300133210003300002
51323114200410134
635530434401110
73522215335050
oct603744036002
9158353262016
1052069153794
112009a752a09
12a111a30196
134baa64a698
14273d46b1d0
15154b367649
hexc1f903c02

52069153794 has 32 divisors (see below), whose sum is σ = 119187511296. Its totient is φ = 14855363280.

The previous prime is 52069153793. The next prime is 52069153841. The reversal of 52069153794 is 49735196025.

It is a super-2 number, since 2×520691537942 (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52069153793) 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, 868042 + ... + 926085.

It is an arithmetic number, because the mean of its divisors is an integer number (3724609728).

Almost surely, 252069153794 is an apocalyptic number.

52069153794 is an abundant number, since it is smaller than the sum of its proper divisors (67118357502).

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

52069153794 is a wasteful number, since it uses less digits than its factorization.

52069153794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794830.

The product of its (nonzero) digits is 2041200, while the sum is 51.

The spelling of 52069153794 in words is "fifty-two billion, sixty-nine million, one hundred fifty-three thousand, seven hundred ninety-four".

Divisors: 1 2 3 6 7 14 21 42 691 1382 2073 4146 4837 9674 14511 29022 1794127 3588254 5382381 10764762 12558889 25117778 37676667 75353334 1239741757 2479483514 3719225271 7438450542 8678192299 17356384598 26034576897 52069153794