Base | Representation |
---|---|
bin | 101011110111… |
… | …1110100111110 |
3 | 1121021122101212 |
4 | 1113233310332 |
5 | 21342034210 |
6 | 2141004422 |
7 | 366342323 |
oct | 127576476 |
9 | 47248355 |
10 | 23002430 |
11 | 11a91080 |
12 | 7853712 |
13 | 49c4c09 |
14 | 30aab4a |
15 | 2045805 |
hex | 15efd3e |
23002430 has 32 divisors (see below), whose sum is σ = 45757440. Its totient is φ = 8255520.
The previous prime is 23002417. The next prime is 23002433. The reversal of 23002430 is 3420032.
It is a super-2 number, since 2×230024302 = 1058223571809800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23002433) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7367 + ... + 10013.
It is an arithmetic number, because the mean of its divisors is an integer number (1429920).
Almost surely, 223002430 is an apocalyptic number.
23002430 is a deficient number, since it is larger than the sum of its proper divisors (22755010).
23002430 is a wasteful number, since it uses less digits than its factorization.
23002430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2744.
The product of its (nonzero) digits is 144, while the sum is 14.
The square root of 23002430 is about 4796.0848616345. The cubic root of 23002430 is about 284.3967129901.
Adding to 23002430 its reverse (3420032), we get a palindrome (26422462).
It can be divided in two parts, 23002 and 430, that added together give a palindrome (23432).
The spelling of 23002430 in words is "twenty-three million, two thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •