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52757901069 = 3109161339147
BaseRepresentation
bin110001001000100111…
…011010111100001101
312001011210022001122220
4301020213122330031
51331022010313234
640123040525553
73545250521436
oct611047327415
9161153261586
1052757901069
1120413506a35
12a2846208b9
134c8a249c53
1427a6b1648d
15158ba65a49
hexc489daf0d

52757901069 has 8 divisors (see below), whose sum is σ = 70989225120. Its totient is φ = 34849255536.

The previous prime is 52757901041. The next prime is 52757901071. The reversal of 52757901069 is 96010975725.

52757901069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 52757901069 - 25 = 52757901037 is a prime.

It is a super-2 number, since 2×527579010692 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52757901019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80669247 + ... + 80669900.

It is an arithmetic number, because the mean of its divisors is an integer number (8873653140).

Almost surely, 252757901069 is an apocalyptic number.

It is an amenable number.

52757901069 is a deficient number, since it is larger than the sum of its proper divisors (18231324051).

52757901069 is a wasteful number, since it uses less digits than its factorization.

52757901069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161339259.

The product of its (nonzero) digits is 1190700, while the sum is 51.

The spelling of 52757901069 in words is "fifty-two billion, seven hundred fifty-seven million, nine hundred one thousand, sixty-nine".

Divisors: 1 3 109 327 161339147 484017441 17585967023 52757901069