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13102423133 = 23569670571
BaseRepresentation
bin11000011001111011…
…10001110001011101
31020211010112001120212
430030331301301131
5203313210020013
610004050222205
7642455521232
oct141475616135
936733461525
1013102423133
115613a81478
122657b84965
13130a6833c7
148c41cb789
1551a4346a8
hex30cf71c5d

13102423133 has 4 divisors (see below), whose sum is σ = 13672093728. Its totient is φ = 12532752540.

The previous prime is 13102423127. The next prime is 13102423157. The reversal of 13102423133 is 33132420131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13102423133 - 26 = 13102423069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 569670571 = 13102423133 / (1 + 3 + 1 + 0 + 2 + 4 + 2 + 3 + 1 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13102423099 and 13102423108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13102423163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284835263 + ... + 284835308.

It is an arithmetic number, because the mean of its divisors is an integer number (3418023432).

Almost surely, 213102423133 is an apocalyptic number.

It is an amenable number.

13102423133 is a deficient number, since it is larger than the sum of its proper divisors (569670595).

13102423133 is an equidigital number, since it uses as much as digits as its factorization.

13102423133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569670594.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 13102423133 its reverse (33132420131), we get a palindrome (46234843264).

The spelling of 13102423133 in words is "thirteen billion, one hundred two million, four hundred twenty-three thousand, one hundred thirty-three".

Divisors: 1 23 569670571 13102423133