Base | Representation |
---|---|
bin | 11110001100110… |
… | …00011100011001 |
3 | 122122200120002222 |
4 | 33012120130121 |
5 | 1004323044400 |
6 | 41045433425 |
7 | 6164165000 |
oct | 1706303431 |
9 | 578616088 |
10 | 253331225 |
11 | 11aaa9554 |
12 | 70a0b875 |
13 | 4063aa44 |
14 | 25905c37 |
15 | 17391185 |
hex | f198719 |
253331225 has 48 divisors (see below), whose sum is σ = 378547200. Its totient is φ = 167932800.
The previous prime is 253331219. The next prime is 253331233. The reversal of 253331225 is 522133352.
253331225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 253331225 - 24 = 253331209 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 253331194 and 253331203.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 265349 + ... + 266301.
It is an arithmetic number, because the mean of its divisors is an integer number (7886400).
Almost surely, 2253331225 is an apocalyptic number.
253331225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
253331225 is a deficient number, since it is larger than the sum of its proper divisors (125215975).
253331225 is an equidigital number, since it uses as much as digits as its factorization.
253331225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1015 (or 996 counting only the distinct ones).
The product of its digits is 5400, while the sum is 26.
The square root of 253331225 is about 15916.3822836724. The cubic root of 253331225 is about 632.7462418764.
Adding to 253331225 its reverse (522133352), we get a palindrome (775464577).
The spelling of 253331225 in words is "two hundred fifty-three million, three hundred thirty-one thousand, two hundred twenty-five".
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