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3091135107 = 31030378369
BaseRepresentation
bin1011100000111110…
…1111101010000011
321222102111221012110
42320033233222003
522312312310412
61230421430403
7136413133464
oct27017575203
97872457173
103091135107
111346957615
1272326b403
133a3543038
1421476ad6b
15131596d3c
hexb83efa83

3091135107 has 4 divisors (see below), whose sum is σ = 4121513480. Its totient is φ = 2060756736.

The previous prime is 3091135093. The next prime is 3091135123. The reversal of 3091135107 is 7015311903.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3091135107 - 210 = 3091134083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3091135507) 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, 515189182 + ... + 515189187.

It is an arithmetic number, because the mean of its divisors is an integer number (1030378370).

Almost surely, 23091135107 is an apocalyptic number.

3091135107 is a deficient number, since it is larger than the sum of its proper divisors (1030378373).

3091135107 is a wasteful number, since it uses less digits than its factorization.

3091135107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030378372.

The product of its (nonzero) digits is 2835, while the sum is 30.

The square root of 3091135107 is about 55597.9775441517. The cubic root of 3091135107 is about 1456.7085273424.

The spelling of 3091135107 in words is "three billion, ninety-one million, one hundred thirty-five thousand, one hundred seven".

Divisors: 1 3 1030378369 3091135107