Base | Representation |
---|---|
bin | 11110000111010… |
… | …01000110100001 |
3 | 122121100001220222 |
4 | 33003221012201 |
5 | 1004132104100 |
6 | 41022212425 |
7 | 6155114060 |
oct | 1703510641 |
9 | 577301828 |
10 | 252613025 |
11 | 11a6589a5 |
12 | 70724115 |
13 | 40448b82 |
14 | 2579a1d7 |
15 | 1729d485 |
hex | f0e91a1 |
252613025 has 24 divisors (see below), whose sum is σ = 373559424. Its totient is φ = 165686400.
The previous prime is 252613021. The next prime is 252613027. The reversal of 252613025 is 520316252.
It is not a de Polignac number, because 252613025 - 22 = 252613021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 252612985 and 252613003.
It is not an unprimeable number, because it can be changed into a prime (252613021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27356 + ... + 35405.
It is an arithmetic number, because the mean of its divisors is an integer number (15564976).
Almost surely, 2252613025 is an apocalyptic number.
252613025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
252613025 is a deficient number, since it is larger than the sum of its proper divisors (120946399).
252613025 is a wasteful number, since it uses less digits than its factorization.
252613025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62801 (or 62796 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 252613025 is about 15893.8046106022. The cubic root of 252613025 is about 632.1477257422.
Adding to 252613025 its reverse (520316252), we get a palindrome (772929277).
It can be divided in two parts, 2526 and 13025, that added together give a palindrome (15551).
The spelling of 252613025 in words is "two hundred fifty-two million, six hundred thirteen thousand, twenty-five".
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