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13310230123 = 18173537183
BaseRepresentation
bin11000110010101100…
…11111111001101011
31021100121112202012001
430121112133321223
5204224404330443
610040432231431
7650561042431
oct143126377153
937317482161
1013310230123
115710306993
1226b569b577
131341742018
14903a42d51
1552d7d1d4d
hex31959fe6b

13310230123 has 4 divisors (see below), whose sum is σ = 13383767488. Its totient is φ = 13236692760.

The previous prime is 13310230103. The next prime is 13310230147. The reversal of 13310230123 is 32103201331.

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

It is a cyclic number.

It is not a de Polignac number, because 13310230123 - 213 = 13310221931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13310230123.

It is not an unprimeable number, because it can be changed into a prime (13310230103) 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, 36768411 + ... + 36768772.

It is an arithmetic number, because the mean of its divisors is an integer number (3345941872).

Almost surely, 213310230123 is an apocalyptic number.

13310230123 is a deficient number, since it is larger than the sum of its proper divisors (73537365).

13310230123 is an equidigital number, since it uses as much as digits as its factorization.

13310230123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73537364.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13310230123 its reverse (32103201331), we get a palindrome (45413431454).

The spelling of 13310230123 in words is "thirteen billion, three hundred ten million, two hundred thirty thousand, one hundred twenty-three".

Divisors: 1 181 73537183 13310230123