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8508260057 = 111934007659
BaseRepresentation
bin1111110110010000…
…11011111011011001
3210221221210101121212
413323020123323121
5114411103310212
63524133312505
7420562005623
oct77310337331
923857711555
108508260057
113676766790
121795495735
13a5792ab0b
145a9dadc13
1534be45e22
hex1fb21bed9

8508260057 has 8 divisors (see below), whose sum is σ = 9329832480. Its totient is φ = 7694703360.

The previous prime is 8508260039. The next prime is 8508260063. The reversal of 8508260057 is 7500628058.

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

It is a cyclic number.

It is not a de Polignac number, because 8508260057 - 216 = 8508194521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8508259996 and 8508260023.

It is not an unprimeable number, because it can be changed into a prime (8508266057) 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, 2001707 + ... + 2005952.

It is an arithmetic number, because the mean of its divisors is an integer number (1166229060).

Almost surely, 28508260057 is an apocalyptic number.

It is an amenable number.

8508260057 is a deficient number, since it is larger than the sum of its proper divisors (821572423).

8508260057 is a wasteful number, since it uses less digits than its factorization.

8508260057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4007863.

The product of its (nonzero) digits is 134400, while the sum is 41.

The square root of 8508260057 is about 92240.2301439020. The cubic root of 8508260057 is about 2041.4884095605.

The spelling of 8508260057 in words is "eight billion, five hundred eight million, two hundred sixty thousand, fifty-seven".

Divisors: 1 11 193 2123 4007659 44084249 773478187 8508260057