Base | Representation |
---|---|
bin | 110000000000111010… |
… | …1011111000011001011 |
3 | 100212010220200101020020 |
4 | 1200001311133003023 |
5 | 3142132130410011 |
6 | 115211301231523 |
7 | 10310106436116 |
oct | 1400165370313 |
9 | 325126611206 |
10 | 103110013131 |
11 | 3a801a06a94 |
12 | 17b974025a3 |
13 | 9952c322b8 |
14 | 4dc210357d |
15 | 2a372b0006 |
hex | 1801d5f0cb |
103110013131 has 16 divisors (see below), whose sum is σ = 138195655200. Its totient is φ = 68382948608.
The previous prime is 103110013103. The next prime is 103110013159. The reversal of 103110013131 is 131310011301.
It is an interprime number because it is at equal distance from previous prime (103110013103) and next prime (103110013159).
It is a cyclic number.
It is not a de Polignac number, because 103110013131 - 210 = 103110012107 is a prime.
It is a super-2 number, since 2×1031100131312 (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 103110013131.
It is not an unprimeable number, because it can be changed into a prime (103110015131) 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 15 ways as a sum of consecutive naturals, for example, 451975 + ... + 640703.
It is an arithmetic number, because the mean of its divisors is an integer number (8637228450).
Almost surely, 2103110013131 is an apocalyptic number.
103110013131 is a deficient number, since it is larger than the sum of its proper divisors (35085642069).
103110013131 is a wasteful number, since it uses less digits than its factorization.
103110013131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189678.
The product of its (nonzero) digits is 27, while the sum is 15.
Adding to 103110013131 its reverse (131310011301), we get a palindrome (234420024432).
The spelling of 103110013131 in words is "one hundred three billion, one hundred ten million, thirteen thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •