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13100023331 = 27747292503
BaseRepresentation
bin11000011001101001…
…00111111000100011
31020210222000010200022
430030310213320203
5203312101221311
610003522544055
7642426234563
oct141464477043
936728003608
1013100023331
11561269246a
12265720802b
13130a022cc5
148c3b64da3
1551a10d5db
hex30cd27e23

13100023331 has 4 divisors (see below), whose sum is σ = 13147316112. Its totient is φ = 13052730552.

The previous prime is 13100023327. The next prime is 13100023351. The reversal of 13100023331 is 13332000131.

13100023331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13100023331 - 22 = 13100023327 is a prime.

It is a super-2 number, since 2×131000233312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13100023351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23645975 + ... + 23646528.

It is an arithmetic number, because the mean of its divisors is an integer number (3286829028).

Almost surely, 213100023331 is an apocalyptic number.

13100023331 is a deficient number, since it is larger than the sum of its proper divisors (47292781).

13100023331 is an equidigital number, since it uses as much as digits as its factorization.

13100023331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47292780.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 13100023331 its reverse (13332000131), we get a palindrome (26432023462).

The spelling of 13100023331 in words is "thirteen billion, one hundred million, twenty-three thousand, three hundred thirty-one".

Divisors: 1 277 47292503 13100023331