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13230004001 = 53249622717
BaseRepresentation
bin11000101001001000…
…11101011100100001
31021011000120211122012
430110210131130201
5204043340112001
610024444522305
7645565115144
oct142444353441
937130524565
1013230004001
115679aa0905
122692850395
13132ac32a46
148d711c05b
155267362bb
hex31491d721

13230004001 has 4 divisors (see below), whose sum is σ = 13479626772. Its totient is φ = 12980381232.

The previous prime is 13230003961. The next prime is 13230004031. The reversal of 13230004001 is 10040003231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5651430976 + 7578573025 = 75176^2 + 87055^2 .

It is a cyclic number.

It is not a de Polignac number, because 13230004001 - 222 = 13225809697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13230004031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124811306 + ... + 124811411.

It is an arithmetic number, because the mean of its divisors is an integer number (3369906693).

Almost surely, 213230004001 is an apocalyptic number.

It is an amenable number.

13230004001 is a deficient number, since it is larger than the sum of its proper divisors (249622771).

13230004001 is an equidigital number, since it uses as much as digits as its factorization.

13230004001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249622770.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 13230004001 its reverse (10040003231), we get a palindrome (23270007232).

The spelling of 13230004001 in words is "thirteen billion, two hundred thirty million, four thousand, one".

Divisors: 1 53 249622717 13230004001