Base | Representation |
---|---|
bin | 11101110101010111001110… |
… | …000100100111101101000001 |
3 | 122012120121000022001221222101 |
4 | 131311113032010213231001 |
5 | 114144222411242240301 |
6 | 1143021122014310401 |
7 | 36431432233416235 |
oct | 3565271604475501 |
9 | 565517008057871 |
10 | 131210413243201 |
11 | 3889802969a036 |
12 | 12871559ab8401 |
13 | 582a120357756 |
14 | 245889169a5c5 |
15 | 102813d56e701 |
hex | 7755ce127b41 |
131210413243201 has 4 divisors (see below), whose sum is σ = 131224352529492. Its totient is φ = 131196473956912.
The previous prime is 131210413243199. The next prime is 131210413243249. The reversal of 131210413243201 is 102342314012131.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 124390747363600 + 6819665879601 = 11153060^2 + 2611449^2 .
It is a cyclic number.
It is not a de Polignac number, because 131210413243201 - 21 = 131210413243199 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 131210413243201.
It is not an unprimeable number, because it can be changed into a prime (131210413253201) 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, 6969629026 + ... + 6969647851.
It is an arithmetic number, because the mean of its divisors is an integer number (32806088132373).
Almost surely, 2131210413243201 is an apocalyptic number.
It is an amenable number.
131210413243201 is a deficient number, since it is larger than the sum of its proper divisors (13939286291).
131210413243201 is an equidigital number, since it uses as much as digits as its factorization.
131210413243201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13939286290.
The product of its (nonzero) digits is 3456, while the sum is 28.
Adding to 131210413243201 its reverse (102342314012131), we get a palindrome (233552727255332).
The spelling of 131210413243201 in words is "one hundred thirty-one trillion, two hundred ten billion, four hundred thirteen million, two hundred forty-three thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •