Base | Representation |
---|---|
bin | 101111111101101011… |
… | …0110010010001110011 |
3 | 100211212100010021202220 |
4 | 1133323112302101303 |
5 | 3141421313132011 |
6 | 115152415212123 |
7 | 10304316423330 |
oct | 1377326622163 |
9 | 324770107686 |
10 | 103001302131 |
11 | 3a756605892 |
12 | 17b66b17043 |
13 | 993655b870 |
14 | 4db18c5987 |
15 | 2a2c989506 |
hex | 17fb5b2473 |
103001302131 has 32 divisors (see below), whose sum is σ = 174856335360. Its totient is φ = 52456892544.
The previous prime is 103001302087. The next prime is 103001302139. The reversal of 103001302131 is 131203100301.
It is not a de Polignac number, because 103001302131 - 214 = 103001285747 is a prime.
It is a super-2 number, since 2×1030013021312 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 103001302131.
It is not an unprimeable number, because it can be changed into a prime (103001302139) 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 31 ways as a sum of consecutive naturals, for example, 6497155 + ... + 6512988.
It is an arithmetic number, because the mean of its divisors is an integer number (5464260480).
Almost surely, 2103001302131 is an apocalyptic number.
103001302131 is a deficient number, since it is larger than the sum of its proper divisors (71855033229).
103001302131 is a wasteful number, since it uses less digits than its factorization.
103001302131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13010195.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 103001302131 its reverse (131203100301), we get a palindrome (234204402432).
The spelling of 103001302131 in words is "one hundred three billion, one million, three hundred two thousand, one hundred thirty-one".
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