Base | Representation |
---|---|
bin | 10011000110110101100… |
… | …111101111101001000011 |
3 | 11122112010001221122101101 |
4 | 103012311213233221003 |
5 | 133003022100321011 |
6 | 2443104530315231 |
7 | 163601443605565 |
oct | 23066547575103 |
9 | 4575101848341 |
10 | 1313012120131 |
11 | 466933125688 |
12 | 192579128b17 |
13 | 96a7cb509ca |
14 | 4779b78b335 |
15 | 2424b46d2c1 |
hex | 131b59efa43 |
1313012120131 has 8 divisors (see below), whose sum is σ = 1313450861184. Its totient is φ = 1312573456320.
The previous prime is 1313012120081. The next prime is 1313012120143. The reversal of 1313012120131 is 1310212103131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1313012120131 - 221 = 1313010022979 is a prime.
It is a super-2 number, since 2×13130121201312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1313012120099 and 1313012120108.
It is not an unprimeable number, because it can be changed into a prime (1313012120191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66100141 + ... + 66120001.
It is an arithmetic number, because the mean of its divisors is an integer number (164181357648).
Almost surely, 21313012120131 is an apocalyptic number.
1313012120131 is a deficient number, since it is larger than the sum of its proper divisors (438741053).
1313012120131 is a wasteful number, since it uses less digits than its factorization.
1313012120131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38621.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 1313012120131 its reverse (1310212103131), we get a palindrome (2623224223262).
The spelling of 1313012120131 in words is "one trillion, three hundred thirteen billion, twelve million, one hundred twenty thousand, one hundred thirty-one".
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