Base | Representation |
---|---|
bin | 101110100100… |
… | …1111110000111 |
3 | 1200221200021000 |
4 | 1131021332013 |
5 | 22222421411 |
6 | 2231224343 |
7 | 414366003 |
oct | 135117607 |
9 | 50850230 |
10 | 24420231 |
11 | 1286a310 |
12 | 82180b3 |
13 | 50a0354 |
14 | 3359703 |
15 | 2225956 |
hex | 1749f87 |
24420231 has 16 divisors (see below), whose sum is σ = 39467520. Its totient is φ = 14799960.
The previous prime is 24420203. The next prime is 24420239. The reversal of 24420231 is 13202442.
It is not a de Polignac number, because 24420231 - 29 = 24419719 is a prime.
It is a super-2 number, since 2×244202312 = 1192695364186722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (24420239) 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, 40815 + ... + 41408.
It is an arithmetic number, because the mean of its divisors is an integer number (2466720).
Almost surely, 224420231 is an apocalyptic number.
24420231 is a deficient number, since it is larger than the sum of its proper divisors (15047289).
24420231 is a wasteful number, since it uses less digits than its factorization.
24420231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82243 (or 82237 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 24420231 is about 4941.6830129016. The cubic root of 24420231 is about 290.1237323768.
Adding to 24420231 its reverse (13202442), we get a palindrome (37622673).
The spelling of 24420231 in words is "twenty-four million, four hundred twenty thousand, two hundred thirty-one".
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