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52080527005157 = 77440075286451
BaseRepresentation
bin10111101011101111100010…
…10011111101010111100101
320211101211221110202211021102
423311313301103331113211
523311241404403131112
6302433244103325445
713653460003241030
oct1365676123752745
9224354843684242
1052080527005157
111565a255837802
125a1167b150885
13230a23233b011
14cc09d4c18017
15604b0250abc2
hex2f5df14fd5e5

52080527005157 has 4 divisors (see below), whose sum is σ = 59520602291616. Its totient is φ = 44640451718700.

The previous prime is 52080527005147. The next prime is 52080527005163. The reversal of 52080527005157 is 75150072508025.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52080527005157 - 220 = 52080525956581 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 (52080527005127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3720037643219 + ... + 3720037643232.

It is an arithmetic number, because the mean of its divisors is an integer number (14880150572904).

Almost surely, 252080527005157 is an apocalyptic number.

It is an amenable number.

52080527005157 is a deficient number, since it is larger than the sum of its proper divisors (7440075286459).

52080527005157 is an equidigital number, since it uses as much as digits as its factorization.

52080527005157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7440075286458.

The product of its (nonzero) digits is 980000, while the sum is 47.

The spelling of 52080527005157 in words is "fifty-two trillion, eighty billion, five hundred twenty-seven million, five thousand, one hundred fifty-seven".

Divisors: 1 7 7440075286451 52080527005157