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10397320 = 235259933
BaseRepresentation
bin100111101010…
…011010001000
3201120020102221
4213222122020
510130203240
61010503424
7154242613
oct47523210
921506387
1010397320
11596172a
123594b74
13220067b
14154917a
15da5a4a
hex9ea688

10397320 has 16 divisors (see below), whose sum is σ = 23394060. Its totient is φ = 4158912.

The previous prime is 10397291. The next prime is 10397329. The reversal of 10397320 is 2379301.

It can be written as a sum of positive squares in 2 ways, for example, as 8375236 + 2022084 = 2894^2 + 1422^2 .

It is not an unprimeable number, because it can be changed into a prime (10397329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129927 + ... + 130006.

Almost surely, 210397320 is an apocalyptic number.

10397320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10397320 is an abundant number, since it is smaller than the sum of its proper divisors (12996740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10397320 is a wasteful number, since it uses less digits than its factorization.

10397320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259944 (or 259940 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 10397320 is about 3224.4875561863. The cubic root of 10397320 is about 218.2598254314.

The spelling of 10397320 in words is "ten million, three hundred ninety-seven thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 259933 519866 1039732 1299665 2079464 2599330 5198660 10397320