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13001130023 = 74343193123
BaseRepresentation
bin11000001101110110…
…11000000000100111
31020120001220211120012
430012323120000213
5203111242130043
65550031200435
7640115532110
oct140673300047
936501824505
1013001130023
115571887462
12262a07611b
1312c26a915b
148b4981207
155115c6a18
hex306ed8027

13001130023 has 8 divisors (see below), whose sum is σ = 15203979648. Its totient is φ = 10884666744.

The previous prime is 13001130013. The next prime is 13001130047. The reversal of 13001130023 is 32003110031.

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

It is not a de Polignac number, because 13001130023 - 210 = 13001128999 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 (13001130013) 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, 21596261 + ... + 21596862.

It is an arithmetic number, because the mean of its divisors is an integer number (1900497456).

Almost surely, 213001130023 is an apocalyptic number.

13001130023 is a deficient number, since it is larger than the sum of its proper divisors (2202849625).

13001130023 is an equidigital number, since it uses as much as digits as its factorization.

13001130023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43193173.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 13001130023 its reverse (32003110031), we get a palindrome (45004240054).

The spelling of 13001130023 in words is "thirteen billion, one million, one hundred thirty thousand, twenty-three".

Divisors: 1 7 43 301 43193123 302351861 1857304289 13001130023