Base | Representation |
---|---|
bin | 11110001011100… |
… | …010101011110011 |
3 | 1022021202211211021 |
4 | 132023202223303 |
5 | 2014110422011 |
6 | 122124400311 |
7 | 15355560061 |
oct | 3613425363 |
9 | 1267684737 |
10 | 506342131 |
11 | 23a8a9379 |
12 | 1216a6097 |
13 | 80b95a39 |
14 | 4b367031 |
15 | 2e6bc471 |
hex | 1e2e2af3 |
506342131 has 4 divisors (see below), whose sum is σ = 506435472. Its totient is φ = 506248792.
The previous prime is 506342101. The next prime is 506342159. The reversal of 506342131 is 131243605.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 506342131 - 25 = 506342099 is a prime.
It is a super-2 number, since 2×5063421312 = 512764707251242322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 506342096 and 506342105.
It is not an unprimeable number, because it can be changed into a prime (506342101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37996 + ... + 49561.
It is an arithmetic number, because the mean of its divisors is an integer number (126608868).
Almost surely, 2506342131 is an apocalyptic number.
506342131 is a deficient number, since it is larger than the sum of its proper divisors (93341).
506342131 is an equidigital number, since it uses as much as digits as its factorization.
506342131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93340.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 506342131 is about 22502.0472624159. The cubic root of 506342131 is about 797.0422715083.
Adding to 506342131 its reverse (131243605), we get a palindrome (637585736).
The spelling of 506342131 in words is "five hundred six million, three hundred forty-two thousand, one hundred thirty-one".
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