Base | Representation |
---|---|
bin | 11101110111001… |
… | …10101100101001 |
3 | 122110101000122221 |
4 | 32323212230221 |
5 | 1003112143100 |
6 | 40505114041 |
7 | 6131160160 |
oct | 1673465451 |
9 | 573330587 |
10 | 250506025 |
11 | 119449980 |
12 | 6ba88921 |
13 | 3cb8bb23 |
14 | 253ac3d7 |
15 | 16ed401a |
hex | eee6b29 |
250506025 has 48 divisors (see below), whose sum is σ = 389975040. Its totient is φ = 155073600.
The previous prime is 250506001. The next prime is 250506029. The reversal of 250506025 is 520605052.
It is not a de Polignac number, because 250506025 - 211 = 250503977 is a prime.
It is a super-2 number, since 2×2505060252 = 125506537122601250, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (250506029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 344212 + ... + 344938.
It is an arithmetic number, because the mean of its divisors is an integer number (8124480).
Almost surely, 2250506025 is an apocalyptic number.
250506025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
250506025 is a deficient number, since it is larger than the sum of its proper divisors (139469015).
250506025 is a wasteful number, since it uses less digits than its factorization.
250506025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 934 (or 929 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 25.
The square root of 250506025 is about 15827.3821271870. The cubic root of 250506025 is about 630.3852728650.
The spelling of 250506025 in words is "two hundred fifty million, five hundred six thousand, twenty-five".
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