Base | Representation |
---|---|
bin | 11101110101010111111101… |
… | …110000100110000111101011 |
3 | 122012120200002001112001212012 |
4 | 131311113331300212013223 |
5 | 114144231031101101303 |
6 | 1143021333234310135 |
7 | 36431461116661031 |
oct | 3565277560460753 |
9 | 565520061461765 |
10 | 131211213300203 |
11 | 388983aa269773 |
12 | 12871741a2834b |
13 | 582a21a02a56a |
14 | 2458929a3c551 |
15 | 10281889085d8 |
hex | 7755fdc261eb |
131211213300203 has 16 divisors (see below), whose sum is σ = 134307030692736. Its totient is φ = 128117420867520.
The previous prime is 131211213300169. The next prime is 131211213300221. The reversal of 131211213300203 is 302003312112131.
It is a cyclic number.
It is not a de Polignac number, because 131211213300203 - 220 = 131211212251627 is a prime.
It is a super-2 number, since 2×1312112133002032 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131211213300703) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1866491351 + ... + 1866561647.
It is an arithmetic number, because the mean of its divisors is an integer number (8394189418296).
Almost surely, 2131211213300203 is an apocalyptic number.
131211213300203 is a deficient number, since it is larger than the sum of its proper divisors (3095817392533).
131211213300203 is an equidigital number, since it uses as much as digits as its factorization.
131211213300203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84074.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 131211213300203 its reverse (302003312112131), we get a palindrome (433214525412334).
The spelling of 131211213300203 in words is "one hundred thirty-one trillion, two hundred eleven billion, two hundred thirteen million, three hundred thousand, two hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •