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3085927091 = 131729598161
BaseRepresentation
bin1011011111101111…
…1000001010110011
321222001201100010222
42313323320022303
522304444131331
61230114043255
7136320642662
oct26773701263
97861640128
103085927091
111343a1a775
1272157952b
133a243b680
14213bb2dd9
15130db8b7b
hexb7ef82b3

3085927091 has 32 divisors (see below), whose sum is σ = 3702283200. Its totient is φ = 2544353280.

The previous prime is 3085927079. The next prime is 3085927177. The reversal of 3085927091 is 1907295803.

It is not a de Polignac number, because 3085927091 - 26 = 3085927027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3085927001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 374051 + ... + 382211.

It is an arithmetic number, because the mean of its divisors is an integer number (115696350).

Almost surely, 23085927091 is an apocalyptic number.

3085927091 is a deficient number, since it is larger than the sum of its proper divisors (616356109).

3085927091 is a wasteful number, since it uses less digits than its factorization.

3085927091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8279.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 3085927091 is about 55551.1214198237. The cubic root of 3085927091 is about 1455.8899687095.

The spelling of 3085927091 in words is "three billion, eighty-five million, nine hundred twenty-seven thousand, ninety-one".

Divisors: 1 13 17 29 59 221 377 493 767 1003 1711 6409 8161 13039 22243 29087 106093 138737 236669 378131 481499 1803581 3076697 4023373 6259487 8185483 13963471 52303849 106411279 181525123 237379007 3085927091