Base | Representation |
---|---|
bin | 10100111010010001… |
… | …001111010100110111 |
3 | 2010221202012211120012 |
4 | 110322101033110313 |
5 | 331440310343411 |
6 | 14151533330435 |
7 | 1423251353633 |
oct | 247221172467 |
9 | 63852184505 |
10 | 22452434231 |
11 | 95818a5177 |
12 | 4427336a1b |
13 | 216a7c1956 |
14 | 112dcb3dc3 |
15 | 8b61ed18b |
hex | 53a44f537 |
22452434231 has 2 divisors, whose sum is σ = 22452434232. Its totient is φ = 22452434230.
The previous prime is 22452434203. The next prime is 22452434237. The reversal of 22452434231 is 13243425422.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 22452434231 - 218 = 22452172087 is a prime.
It is a super-2 number, since 2×224524342312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22452434237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11226217115 + 11226217116.
It is an arithmetic number, because the mean of its divisors is an integer number (11226217116).
Almost surely, 222452434231 is an apocalyptic number.
22452434231 is a deficient number, since it is larger than the sum of its proper divisors (1).
22452434231 is an equidigital number, since it uses as much as digits as its factorization.
22452434231 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 46080, while the sum is 32.
Adding to 22452434231 its reverse (13243425422), we get a palindrome (35695859653).
The spelling of 22452434231 in words is "twenty-two billion, four hundred fifty-two million, four hundred thirty-four thousand, two hundred thirty-one".
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