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9680091 = 331104087
BaseRepresentation
bin100100111011…
…010011011011
3200012210120220
4210323103123
54434230331
6543251123
7145164561
oct44732333
920183526
109680091
115511883
1232a9aa3
13200c085
1413dda31
15cb3296
hex93b4db

9680091 has 8 divisors (see below), whose sum is σ = 13323264. Its totient is φ = 6245160.

The previous prime is 9680087. The next prime is 9680119. The reversal of 9680091 is 1900869.

It is a happy number.

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

It is not a de Polignac number, because 9680091 - 22 = 9680087 is a prime.

9680091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9680491) 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, 51951 + ... + 52136.

It is an arithmetic number, because the mean of its divisors is an integer number (1665408).

Almost surely, 29680091 is an apocalyptic number.

9680091 is a deficient number, since it is larger than the sum of its proper divisors (3643173).

9680091 is a wasteful number, since it uses less digits than its factorization.

9680091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104121.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 9680091 is about 3111.2844614403. The cubic root of 9680091 is about 213.1211151873.

The spelling of 9680091 in words is "nine million, six hundred eighty thousand, ninety-one".

Divisors: 1 3 31 93 104087 312261 3226697 9680091