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10393231 = 107137709
BaseRepresentation
bin100111101001…
…011010001111
3201120000211111
4213221122033
510130040411
61010432451
7154224652
oct47513217
921500744
1010393231
115959652
123592727
1321cb854
141547899
15da4721
hex9e968f

10393231 has 8 divisors (see below), whose sum is σ = 10581840. Its totient is φ = 10206528.

The previous prime is 10393219. The next prime is 10393237. The reversal of 10393231 is 13239301.

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

It is a cyclic number.

It is not a de Polignac number, because 10393231 - 25 = 10393199 is a prime.

It is a super-2 number, since 2×103932312 = 216038501238722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10393237) 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, 14305 + ... + 15013.

It is an arithmetic number, because the mean of its divisors is an integer number (1322730).

Almost surely, 210393231 is an apocalyptic number.

10393231 is a deficient number, since it is larger than the sum of its proper divisors (188609).

10393231 is a wasteful number, since it uses less digits than its factorization.

10393231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 10393231 is about 3223.8534395968. The cubic root of 10393231 is about 218.2312096777.

The spelling of 10393231 in words is "ten million, three hundred ninety-three thousand, two hundred thirty-one".

Divisors: 1 107 137 709 14659 75863 97133 10393231