Base | Representation |
---|---|
bin | 1000111011110001… |
… | …0010101011100001 |
3 | 20012010120122112122 |
4 | 2032330102223201 |
5 | 14402412413300 |
6 | 1033545034025 |
7 | 113300051522 |
oct | 21674225341 |
9 | 6163518478 |
10 | 2398169825 |
11 | 1020782537 |
12 | 56b185915 |
13 | 2c2ac78cc |
14 | 18a704849 |
15 | e0813c85 |
hex | 8ef12ae1 |
2398169825 has 6 divisors (see below), whose sum is σ = 2973730614. Its totient is φ = 1918535840.
The previous prime is 2398169801. The next prime is 2398169831. The reversal of 2398169825 is 5289618932.
2398169825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 14386849 + 2383782976 = 3793^2 + 48824^2 .
It is a de Polignac number, because none of the positive numbers 2k-2398169825 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47963372 + ... + 47963421.
It is an arithmetic number, because the mean of its divisors is an integer number (495621769).
Almost surely, 22398169825 is an apocalyptic number.
2398169825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2398169825 is a deficient number, since it is larger than the sum of its proper divisors (575560789).
2398169825 is an equidigital number, since it uses as much as digits as its factorization.
2398169825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95926803 (or 95926798 counting only the distinct ones).
The product of its digits is 1866240, while the sum is 53.
The square root of 2398169825 is about 48971.1121478775. The cubic root of 2398169825 is about 1338.5254859946.
The spelling of 2398169825 in words is "two billion, three hundred ninety-eight million, one hundred sixty-nine thousand, eight hundred twenty-five".
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