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9689613 = 310493079
BaseRepresentation
bin100100111101…
…101000001101
3200020021122120
4210331220031
54440031423
6543403153
7145234413
oct44755015
920207576
109689613
115518a4a
1232b34b9
1320134cb
1414032b3
15cb5ee3
hex93da0d

9689613 has 8 divisors (see below), whose sum is σ = 12936000. Its totient is φ = 6451488.

The previous prime is 9689593. The next prime is 9689623. The reversal of 9689613 is 3169869.

9689613 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9689613 - 26 = 9689549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9689623) 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, 1608 + ... + 4686.

It is an arithmetic number, because the mean of its divisors is an integer number (1617000).

Almost surely, 29689613 is an apocalyptic number.

It is an amenable number.

9689613 is a deficient number, since it is larger than the sum of its proper divisors (3246387).

9689613 is a wasteful number, since it uses less digits than its factorization.

9689613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4131.

The product of its digits is 69984, while the sum is 42.

The square root of 9689613 is about 3112.8143214782. The cubic root of 9689613 is about 213.1909724584.

The spelling of 9689613 in words is "nine million, six hundred eighty-nine thousand, six hundred thirteen".

Divisors: 1 3 1049 3079 3147 9237 3229871 9689613