Base | Representation |
---|---|
bin | 11101110110110… |
… | …10001111110001 |
3 | 122110021102201001 |
4 | 32323122033301 |
5 | 1003104030100 |
6 | 40504042001 |
7 | 6130555402 |
oct | 1673321761 |
9 | 573242631 |
10 | 250455025 |
11 | 119414627 |
12 | 6ba63301 |
13 | 3cb71852 |
14 | 253979a9 |
15 | 16ec3d6a |
hex | eeda3f1 |
250455025 has 6 divisors (see below), whose sum is σ = 310564262. Its totient is φ = 200364000.
The previous prime is 250455013. The next prime is 250455061. The reversal of 250455025 is 520554052.
It can be written as a sum of positive squares in 3 ways, for example, as 1825201 + 248629824 = 1351^2 + 15768^2 .
It is not a de Polignac number, because 250455025 - 29 = 250454513 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 250454984 and 250455002.
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, 5009076 + ... + 5009125.
Almost surely, 2250455025 is an apocalyptic number.
250455025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
250455025 is a deficient number, since it is larger than the sum of its proper divisors (60109237).
250455025 is a wasteful number, since it uses less digits than its factorization.
250455025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10018211 (or 10018206 counting only the distinct ones).
The product of its (nonzero) digits is 10000, while the sum is 28.
The square root of 250455025 is about 15825.7709132920. The cubic root of 250455025 is about 630.3424903532.
The spelling of 250455025 in words is "two hundred fifty million, four hundred fifty-five thousand, twenty-five".
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