Base | Representation |
---|---|
bin | 111111011111101… |
… | …0101010100001001 |
3 | 12111110222012220112 |
4 | 1332333111110021 |
5 | 13330404002333 |
6 | 551224404105 |
7 | 103540135241 |
oct | 17677252411 |
9 | 5443865815 |
10 | 2130531593 |
11 | 9a36a1a13 |
12 | 4b5616635 |
13 | 27c51aaa8 |
14 | 162d56b21 |
15 | c7098948 |
hex | 7efd5509 |
2130531593 has 4 divisors (see below), whose sum is σ = 2162330640. Its totient is φ = 2098732548.
The previous prime is 2130531589. The next prime is 2130531629. The reversal of 2130531593 is 3951350312.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2130531593 - 22 = 2130531589 is a prime.
It is a super-2 number, since 2×21305315932 = 9078329737542235298, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2130531523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15899423 + ... + 15899556.
It is an arithmetic number, because the mean of its divisors is an integer number (540582660).
Almost surely, 22130531593 is an apocalyptic number.
It is an amenable number.
2130531593 is a deficient number, since it is larger than the sum of its proper divisors (31799047).
2130531593 is an equidigital number, since it uses as much as digits as its factorization.
2130531593 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31799046.
The product of its (nonzero) digits is 12150, while the sum is 32.
The square root of 2130531593 is about 46157.6818417043. The cubic root of 2130531593 is about 1286.7553803887.
The spelling of 2130531593 in words is "two billion, one hundred thirty million, five hundred thirty-one thousand, five hundred ninety-three".
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