Base | Representation |
---|---|
bin | 10101101100110111… |
… | …001001011001100111 |
3 | 2020010220101020112011 |
4 | 111230313021121213 |
5 | 340210103412411 |
6 | 14412054135051 |
7 | 1453266130444 |
oct | 255467113147 |
9 | 66126336464 |
10 | 23301232231 |
11 | 9977a35722 |
12 | 4623651487 |
13 | 22745cbaa4 |
14 | 11b09029cb |
15 | 9159b3c21 |
hex | 56cdc9667 |
23301232231 has 4 divisors (see below), whose sum is σ = 23342184000. Its totient is φ = 23260280464.
The previous prime is 23301232187. The next prime is 23301232259. The reversal of 23301232231 is 13223210332.
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 23301232231 - 29 = 23301231719 is a prime.
It is a super-2 number, since 2×233012322312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23301232271) 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, 20475031 + ... + 20476168.
It is an arithmetic number, because the mean of its divisors is an integer number (5835546000).
Almost surely, 223301232231 is an apocalyptic number.
23301232231 is a deficient number, since it is larger than the sum of its proper divisors (40951769).
23301232231 is an equidigital number, since it uses as much as digits as its factorization.
23301232231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40951768.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 23301232231 its reverse (13223210332), we get a palindrome (36524442563).
The spelling of 23301232231 in words is "twenty-three billion, three hundred one million, two hundred thirty-two thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •