Base | Representation |
---|---|
bin | 111111101110111101111 |
3 | 10221002210022 |
4 | 13331313233 |
5 | 1013312211 |
6 | 112432355 |
7 | 23515502 |
oct | 7756757 |
9 | 3832708 |
10 | 2088431 |
11 | 11a7084 |
12 | 8486bb |
13 | 581777 |
14 | 3c5139 |
15 | 2b3bdb |
hex | 1fddef |
2088431 has 2 divisors, whose sum is σ = 2088432. Its totient is φ = 2088430.
The previous prime is 2088421. The next prime is 2088451. The reversal of 2088431 is 1348802.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2088431 - 26 = 2088367 is a prime.
It is a super-2 number, since 2×20884312 = 8723088083522, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2088431.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2088421) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044215 + 1044216.
It is an arithmetic number, because the mean of its divisors is an integer number (1044216).
22088431 is an apocalyptic number.
2088431 is a deficient number, since it is larger than the sum of its proper divisors (1).
2088431 is an equidigital number, since it uses as much as digits as its factorization.
2088431 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1536, while the sum is 26.
The square root of 2088431 is about 1445.1404776007. The cubic root of 2088431 is about 127.8223242847.
The spelling of 2088431 in words is "two million, eighty-eight thousand, four hundred thirty-one".
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