Base | Representation |
---|---|
bin | 10101011010111010… |
… | …110101101011010011 |
3 | 2012100220221201211111 |
4 | 111122322311223103 |
5 | 334101023211011 |
6 | 14322142154151 |
7 | 1442652363133 |
oct | 253272655323 |
9 | 65326851744 |
10 | 23000210131 |
11 | 9833023328 |
12 | 455a882957 |
13 | 22271339c2 |
14 | 1182944ac3 |
15 | 8e9352121 |
hex | 55aeb5ad3 |
23000210131 has 4 divisors (see below), whose sum is σ = 23489576352. Its totient is φ = 22510843912.
The previous prime is 23000210119. The next prime is 23000210147. The reversal of 23000210131 is 13101200032.
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 23000210131 - 25 = 23000210099 is a prime.
It is a super-2 number, since 2×230002101312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23000210111) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244683040 + ... + 244683133.
It is an arithmetic number, because the mean of its divisors is an integer number (5872394088).
Almost surely, 223000210131 is an apocalyptic number.
23000210131 is a deficient number, since it is larger than the sum of its proper divisors (489366221).
23000210131 is an equidigital number, since it uses as much as digits as its factorization.
23000210131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 489366220.
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 23000210131 its reverse (13101200032), we get a palindrome (36101410163).
The spelling of 23000210131 in words is "twenty-three billion, two hundred ten thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.060 sec. • engine limits •