Base | Representation |
---|---|
bin | 10111000111101111… |
… | …11010111111001101 |
3 | 1012001002021212020101 |
4 | 23203313322333031 |
5 | 200410213202112 |
6 | 5411422051101 |
7 | 616414642654 |
oct | 134367727715 |
9 | 35032255211 |
10 | 12413022157 |
11 | 529a9112a8 |
12 | 24a5119a91 |
13 | 122a8b5433 |
14 | 85a81219b |
15 | 4c9b57757 |
hex | 2e3dfafcd |
12413022157 has 2 divisors, whose sum is σ = 12413022158. Its totient is φ = 12413022156.
The previous prime is 12413022131. The next prime is 12413022169. The reversal of 12413022157 is 75122031421.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11497415076 + 915607081 = 107226^2 + 30259^2 .
It is an emirp because it is prime and its reverse (75122031421) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12413022157 - 227 = 12278804429 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12413422157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6206511078 + 6206511079.
It is an arithmetic number, because the mean of its divisors is an integer number (6206511079).
Almost surely, 212413022157 is an apocalyptic number.
It is an amenable number.
12413022157 is a deficient number, since it is larger than the sum of its proper divisors (1).
12413022157 is an equidigital number, since it uses as much as digits as its factorization.
12413022157 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3360, while the sum is 28.
Adding to 12413022157 its reverse (75122031421), we get a palindrome (87535053578).
The spelling of 12413022157 in words is "twelve billion, four hundred thirteen million, twenty-two thousand, one hundred fifty-seven".
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