Base | Representation |
---|---|
bin | 10101011010111101… |
… | …111100011011100111 |
3 | 2012100222111002120100 |
4 | 111122331330123213 |
5 | 334101230233411 |
6 | 14322211435143 |
7 | 1442662323453 |
oct | 253275743347 |
9 | 65328432510 |
10 | 23001024231 |
11 | 9833529a39 |
12 | 455abb5ab3 |
13 | 222735a413 |
14 | 1182ab7663 |
15 | 8e9463456 |
hex | 55af7c6e7 |
23001024231 has 48 divisors (see below), whose sum is σ = 34901953632. Its totient is φ = 14582937600.
The previous prime is 23001024139. The next prime is 23001024251. The reversal of 23001024231 is 13242010032.
23001024231 is a `hidden beast` number, since 230 + 0 + 10 + 2 + 423 + 1 = 666.
It is not a de Polignac number, because 23001024231 - 218 = 23000762087 is a prime.
It is a super-2 number, since 2×230010242312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23001024251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2538996 + ... + 2548038.
It is an arithmetic number, because the mean of its divisors is an integer number (727124034).
Almost surely, 223001024231 is an apocalyptic number.
23001024231 is a deficient number, since it is larger than the sum of its proper divisors (11900929401).
23001024231 is a wasteful number, since it uses less digits than its factorization.
23001024231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9264 (or 9261 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 23001024231 its reverse (13242010032), we get a palindrome (36243034263).
The spelling of 23001024231 in words is "twenty-three billion, one million, twenty-four thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •