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13230113090 = 251323011309
BaseRepresentation
bin11000101001001001…
…11000000101000010
31021011000210101021112
430110210320011002
5204043402104330
610024451123322
7645566051165
oct142444700502
937130711245
1013230113090
11567a065867
1226928a3542
13132ac705ac
148d7149adc
15526758795
hex314938142

13230113090 has 8 divisors (see below), whose sum is σ = 23814203580. Its totient is φ = 5292045232.

The previous prime is 13230113089. The next prime is 13230113129. The reversal of 13230113090 is 9031103231.

It can be written as a sum of positive squares in 2 ways, for example, as 12748442281 + 481670809 = 112909^2 + 21947^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661505645 + ... + 661505664.

Almost surely, 213230113090 is an apocalyptic number.

13230113090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13230113090 is a deficient number, since it is larger than the sum of its proper divisors (10584090490).

13230113090 is a wasteful number, since it uses less digits than its factorization.

13230113090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323011316.

The product of its (nonzero) digits is 486, while the sum is 23.

The spelling of 13230113090 in words is "thirteen billion, two hundred thirty million, one hundred thirteen thousand, ninety".

Divisors: 1 2 5 10 1323011309 2646022618 6615056545 13230113090