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13230359 = 234712239
BaseRepresentation
bin110010011110…
…000100010111
3220220011122022
4302132010113
511341332414
61151323355
7220312322
oct62360427
926804568
1013230359
11751718a
12452055b
13298301c
141a857b9
15126518e
hexc9e117

13230359 has 8 divisors (see below), whose sum is σ = 14100480. Its totient is φ = 12384856.

The previous prime is 13230341. The next prime is 13230361. The reversal of 13230359 is 95303231.

13230359 is digitally balanced in base 2, because in such base 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 13230359 - 212 = 13226263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230389) 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, 5039 + ... + 7200.

It is an arithmetic number, because the mean of its divisors is an integer number (1762560).

Almost surely, 213230359 is an apocalyptic number.

13230359 is a deficient number, since it is larger than the sum of its proper divisors (870121).

13230359 is a wasteful number, since it uses less digits than its factorization.

13230359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12309.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 13230359 is about 3637.3560452614. The cubic root of 13230359 is about 236.5141941489.

The spelling of 13230359 in words is "thirteen million, two hundred thirty thousand, three hundred fifty-nine".

Divisors: 1 23 47 1081 12239 281497 575233 13230359