Base | Representation |
---|---|
bin | 1001000111001111100001 |
3 | 11111101001001 |
4 | 21013033201 |
5 | 1102421321 |
6 | 123112001 |
7 | 26206621 |
oct | 11071741 |
9 | 4441031 |
10 | 2388961 |
11 | 1391953 |
12 | 972601 |
13 | 6584b3 |
14 | 462881 |
15 | 322c91 |
hex | 2473e1 |
2388961 has 2 divisors, whose sum is σ = 2388962. Its totient is φ = 2388960.
The previous prime is 2388929. The next prime is 2388983. The reversal of 2388961 is 1698832.
2388961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2387025 + 1936 = 1545^2 + 44^2 .
It is a cyclic number.
It is not a de Polignac number, because 2388961 - 25 = 2388929 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2388961.
It is not a weakly prime, because it can be changed into another prime (2388901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1194480 + 1194481.
It is an arithmetic number, because the mean of its divisors is an integer number (1194481).
22388961 is an apocalyptic number.
It is an amenable number.
2388961 is a deficient number, since it is larger than the sum of its proper divisors (1).
2388961 is an equidigital number, since it uses as much as digits as its factorization.
2388961 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 20736, while the sum is 37.
The square root of 2388961 is about 1545.6264102298. The cubic root of 2388961 is about 133.6810003085.
The spelling of 2388961 in words is "two million, three hundred eighty-eight thousand, nine hundred sixty-one".
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