Base | Representation |
---|---|
bin | 1011000010001100011000… |
… | …0010111110100010101011 |
3 | 1120221211121120021102020021 |
4 | 2300203012002332202223 |
5 | 3042233432420010011 |
6 | 41445301215141311 |
7 | 2361346650063451 |
oct | 260430602764253 |
9 | 46854546242207 |
10 | 12132310313131 |
11 | 3958313979428 |
12 | 143b3a6214837 |
13 | 6a00c210a7b8 |
14 | 2dd2c7c3c9d1 |
15 | 1608c89e1471 |
hex | b08c60be8ab |
12132310313131 has 12 divisors (see below), whose sum is σ = 12630196165912. Its totient is φ = 11653260562944.
The previous prime is 12132310313087. The next prime is 12132310313161. The reversal of 12132310313131 is 13131301323121.
It is not a de Polignac number, because 12132310313131 - 27 = 12132310313003 is a prime.
It is a super-2 number, since 2×121323103131312 (a number of 27 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 = 12132310313096 and 12132310313105.
It is not an unprimeable number, because it can be changed into a prime (12132310313161) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37210881 + ... + 37535506.
Almost surely, 212132310313131 is an apocalyptic number.
12132310313131 is a deficient number, since it is larger than the sum of its proper divisors (497885852781).
12132310313131 is an equidigital number, since it uses as much as digits as its factorization.
12132310313131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74746638 (or 74746609 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 25.
Adding to 12132310313131 its reverse (13131301323121), we get a palindrome (25263611636252).
The spelling of 12132310313131 in words is "twelve trillion, one hundred thirty-two billion, three hundred ten million, three hundred thirteen thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •