Base | Representation |
---|---|
bin | 1011111100010101111010… |
… | …0111000100001110011101 |
3 | 1201111100012000222122100020 |
4 | 2333011132213010032131 |
5 | 3210120401343314401 |
6 | 43532234221022353 |
7 | 2523463625053164 |
oct | 277053647041635 |
9 | 51440160878306 |
10 | 13131302323101 |
11 | 4202a54913506 |
12 | 1580b266b49b9 |
13 | 7433795cc421 |
14 | 3357b64583db |
15 | 17b8969e8d36 |
hex | bf15e9c439d |
13131302323101 has 4 divisors (see below), whose sum is σ = 17508403097472. Its totient is φ = 8754201548732.
The previous prime is 13131302323067. The next prime is 13131302323109. The reversal of 13131302323101 is 10132320313131.
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 13131302323101 - 213 = 13131302314909 is a prime.
It is a super-2 number, since 2×131313023231012 (a number of 27 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13131302323109) 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, 2188550387181 + ... + 2188550387186.
It is an arithmetic number, because the mean of its divisors is an integer number (4377100774368).
Almost surely, 213131302323101 is an apocalyptic number.
It is an amenable number.
13131302323101 is a deficient number, since it is larger than the sum of its proper divisors (4377100774371).
13131302323101 is an equidigital number, since it uses as much as digits as its factorization.
13131302323101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4377100774370.
The product of its (nonzero) digits is 972, while the sum is 24.
Adding to 13131302323101 its reverse (10132320313131), we get a palindrome (23263622636232).
The spelling of 13131302323101 in words is "thirteen trillion, one hundred thirty-one billion, three hundred two million, three hundred twenty-three thousand, one hundred one".
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