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8052125531 = 172814913433
BaseRepresentation
bin1110111111111000…
…11010111101011011
3202210011111100200112
413133330122331123
5112442321004111
63411000554535
7403352636432
oct73774327533
922704440615
108052125531
1134622400aa
121688782a4b
139b4293b28
14565596119
15321d94e8b
hex1dff1af5b

8052125531 has 16 divisors (see below), whose sum is σ = 8576044128. Its totient is φ = 7533926400.

The previous prime is 8052125507. The next prime is 8052125533. The reversal of 8052125531 is 1355212508.

It is a cyclic number.

It is not a de Polignac number, because 8052125531 - 214 = 8052109147 is a prime.

It is a super-2 number, since 2×80521255312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8052125533) 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, 2343791 + ... + 2347223.

It is an arithmetic number, because the mean of its divisors is an integer number (536002758).

Almost surely, 28052125531 is an apocalyptic number.

8052125531 is a deficient number, since it is larger than the sum of its proper divisors (523918597).

8052125531 is a wasteful number, since it uses less digits than its factorization.

8052125531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4222.

The product of its (nonzero) digits is 12000, while the sum is 32.

The square root of 8052125531 is about 89733.6365639998. The cubic root of 8052125531 is about 2004.3343939786.

The spelling of 8052125531 in words is "eight billion, fifty-two million, one hundred twenty-five thousand, five hundred thirty-one".

Divisors: 1 17 281 491 3433 4777 8347 58361 137971 964673 1685603 2345507 16399441 28655251 473654443 8052125531