Base | Representation |
---|---|
bin | 111101000011101111… |
… | …1111000110010010101 |
3 | 110112110010202002200022 |
4 | 1322013133320302111 |
5 | 4122014302131401 |
6 | 140123045554525 |
7 | 12321222115100 |
oct | 1720737706225 |
9 | 415403662608 |
10 | 131122302101 |
11 | 5067713732a |
12 | 214b4715a45 |
13 | c49856370b |
14 | 64bc571737 |
15 | 362665271b |
hex | 1e877f8c95 |
131122302101 has 6 divisors (see below), whose sum is σ = 152530024950. Its totient is φ = 112390544616.
The previous prime is 131122302083. The next prime is 131122302137. The reversal of 131122302101 is 101203221131.
It can be written as a sum of positive squares in only one way, i.e., 123334416100 + 7787886001 = 351190^2 + 88249^2 .
It is not a de Polignac number, because 131122302101 - 214 = 131122285717 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 131122302101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131122302151) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1337982626 + ... + 1337982723.
It is an arithmetic number, because the mean of its divisors is an integer number (25421670825).
Almost surely, 2131122302101 is an apocalyptic number.
It is an amenable number.
131122302101 is a deficient number, since it is larger than the sum of its proper divisors (21407722849).
131122302101 is an equidigital number, since it uses as much as digits as its factorization.
131122302101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2675965363 (or 2675965356 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 131122302101 its reverse (101203221131), we get a palindrome (232325523232).
The spelling of 131122302101 in words is "one hundred thirty-one billion, one hundred twenty-two million, three hundred two thousand, one hundred one".
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