Base | Representation |
---|---|
bin | 111101000110011101… |
… | …1011111001011000101 |
3 | 110112200111012112110120 |
4 | 1322030323133023011 |
5 | 4122211114021201 |
6 | 140140103012153 |
7 | 12323406460422 |
oct | 1721473371305 |
9 | 415614175416 |
10 | 131213423301 |
11 | 50713614004 |
12 | 2151b13a059 |
13 | c4b13b8a9c |
14 | 64ca6d0d49 |
15 | 362e651536 |
hex | 1e8cedf2c5 |
131213423301 has 32 divisors (see below), whose sum is σ = 179017970688. Its totient is φ = 85465860480.
The previous prime is 131213423291. The next prime is 131213423317. The reversal of 131213423301 is 103324312131.
It is not a de Polignac number, because 131213423301 - 211 = 131213421253 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131213423351) 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, 17065680 + ... + 17073366.
It is an arithmetic number, because the mean of its divisors is an integer number (5594311584).
Almost surely, 2131213423301 is an apocalyptic number.
It is an amenable number.
131213423301 is a deficient number, since it is larger than the sum of its proper divisors (47804547387).
131213423301 is a wasteful number, since it uses less digits than its factorization.
131213423301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8441.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 131213423301 its reverse (103324312131), we get a palindrome (234537735432).
The spelling of 131213423301 in words is "one hundred thirty-one billion, two hundred thirteen million, four hundred twenty-three thousand, three hundred one".
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