Base | Representation |
---|---|
bin | 111101001010000001… |
… | …1110000010100101010 |
3 | 110112222211021020200010 |
4 | 1322110003300110222 |
5 | 4122432223444320 |
6 | 140200014352350 |
7 | 12326361226503 |
oct | 1722403602452 |
9 | 415884236603 |
10 | 131333031210 |
11 | 50775088217 |
12 | 215531bb6b6 |
13 | c5001063b4 |
14 | 64dc547baa |
15 | 3639dcaae0 |
hex | 1e940f052a |
131333031210 has 32 divisors (see below), whose sum is σ = 315232964352. Its totient is φ = 35018398400.
The previous prime is 131333031209. The next prime is 131333031223. The reversal of 131333031210 is 12130333131.
131333031210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57352 + ... + 515708.
It is an arithmetic number, because the mean of its divisors is an integer number (9851030136).
Almost surely, 2131333031210 is an apocalyptic number.
131333031210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131333031210 is an abundant number, since it is smaller than the sum of its proper divisors (183899933142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131333031210 is a wasteful number, since it uses less digits than its factorization.
131333031210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 467918.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 131333031210 its reverse (12130333131), we get a palindrome (143463364341).
The spelling of 131333031210 in words is "one hundred thirty-one billion, three hundred thirty-three million, thirty-one thousand, two hundred ten".
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