Base | Representation |
---|---|
bin | 10101110101010000… |
… | …111111010100101111 |
3 | 2020111201200101110111 |
4 | 111311100333110233 |
5 | 341002202140211 |
6 | 14434052120451 |
7 | 1456630422433 |
oct | 256520772457 |
9 | 66451611414 |
10 | 23442224431 |
11 | 9a3a5851aa |
12 | 4662906127 |
13 | 2297895922 |
14 | 11c55249c3 |
15 | 923064421 |
hex | 57543f52f |
23442224431 has 2 divisors, whose sum is σ = 23442224432. Its totient is φ = 23442224430.
The previous prime is 23442224401. The next prime is 23442224441. The reversal of 23442224431 is 13442224432.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23442224431 - 219 = 23441700143 is a prime.
It is a super-2 number, since 2×234422244312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23442224393 and 23442224402.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23442224401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11721112215 + 11721112216.
It is an arithmetic number, because the mean of its divisors is an integer number (11721112216).
Almost surely, 223442224431 is an apocalyptic number.
23442224431 is a deficient number, since it is larger than the sum of its proper divisors (1).
23442224431 is an equidigital number, since it uses as much as digits as its factorization.
23442224431 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 36864, while the sum is 31.
Adding to 23442224431 its reverse (13442224432), we get a palindrome (36884448863).
Subtracting from 23442224431 its reverse (13442224432), we obtain a palindrome (9999999999).
The spelling of 23442224431 in words is "twenty-three billion, four hundred forty-two million, two hundred twenty-four thousand, four hundred thirty-one".
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