Base | Representation |
---|---|
bin | 101011100101… |
… | …0110100001111 |
3 | 1120222221110002 |
4 | 1113022310033 |
5 | 21322211311 |
6 | 2133434515 |
7 | 365141333 |
oct | 127126417 |
9 | 46887402 |
10 | 22850831 |
11 | 11998193 |
12 | 779ba3b |
13 | 4970c03 |
14 | 306b7c3 |
15 | 201593b |
hex | 15cad0f |
22850831 has 2 divisors, whose sum is σ = 22850832. Its totient is φ = 22850830.
The previous prime is 22850827. The next prime is 22850833. The reversal of 22850831 is 13805822.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 22850831 - 22 = 22850827 is a prime.
It is a super-2 number, since 2×228508312 = 1044320954781122, which contains 22 as substring.
Together with 22850833, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 22850794 and 22850803.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22850833) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11425415 + 11425416.
It is an arithmetic number, because the mean of its divisors is an integer number (11425416).
Almost surely, 222850831 is an apocalyptic number.
22850831 is a deficient number, since it is larger than the sum of its proper divisors (1).
22850831 is an equidigital number, since it uses as much as digits as its factorization.
22850831 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3840, while the sum is 29.
The square root of 22850831 is about 4780.2542819394. The cubic root of 22850831 is about 283.7705570958.
The spelling of 22850831 in words is "twenty-two million, eight hundred fifty thousand, eight hundred thirty-one".
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