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12313693 = 712311429
BaseRepresentation
bin101110111110…
…010001011101
3212011121012201
4232332101131
511123014233
61115531501
7206443660
oct56762135
925147181
1012313693
116a50507
124159b91
132721a12
1418c76d7
15113377d
hexbbe45d

12313693 has 8 divisors (see below), whose sum is σ = 14094080. Its totient is φ = 10538640.

The previous prime is 12313673. The next prime is 12313703. The reversal of 12313693 is 39631321.

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

It is not a de Polignac number, because 12313693 - 29 = 12313181 is a prime.

12313693 is a modest number, since divided by 3693 gives 1231 as remainder.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12313633) 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, 7903 + ... + 9331.

It is an arithmetic number, because the mean of its divisors is an integer number (1761760).

Almost surely, 212313693 is an apocalyptic number.

It is an amenable number.

12313693 is a deficient number, since it is larger than the sum of its proper divisors (1780387).

12313693 is a wasteful number, since it uses less digits than its factorization.

12313693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667.

The product of its digits is 2916, while the sum is 28.

The square root of 12313693 is about 3509.0872032482. The cubic root of 12313693 is about 230.9206513948.

The spelling of 12313693 in words is "twelve million, three hundred thirteen thousand, six hundred ninety-three".

Divisors: 1 7 1231 1429 8617 10003 1759099 12313693