Base | Representation |
---|---|
bin | 111101000110011111… |
… | …0001011110000011011 |
3 | 110112200112112110011010 |
4 | 1322030332023300123 |
5 | 4122211304131303 |
6 | 140140130105003 |
7 | 12323415463362 |
oct | 1721476136033 |
9 | 415615473133 |
10 | 131214130203 |
11 | 50713a57122 |
12 | 2151b41b163 |
13 | c4b15a5780 |
14 | 64ca8367d9 |
15 | 362e740c03 |
hex | 1e8cf8bc1b |
131214130203 has 32 divisors (see below), whose sum is σ = 190860221440. Its totient is φ = 79697779200.
The previous prime is 131214130193. The next prime is 131214130219. The reversal of 131214130203 is 302031412131.
It is not a de Polignac number, because 131214130203 - 230 = 130140388379 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 131214130203.
It is not an unprimeable number, because it can be changed into a prime (131214130253) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12475875 + ... + 12486387.
It is an arithmetic number, because the mean of its divisors is an integer number (5964381920).
Almost surely, 2131214130203 is an apocalyptic number.
131214130203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
131214130203 is a deficient number, since it is larger than the sum of its proper divisors (59646091237).
131214130203 is a wasteful number, since it uses less digits than its factorization.
131214130203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14659.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 131214130203 its reverse (302031412131), we get a palindrome (433245542334).
The spelling of 131214130203 in words is "one hundred thirty-one billion, two hundred fourteen million, one hundred thirty thousand, two hundred three".
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