Base | Representation |
---|---|
bin | 11000000110000… |
… | …10111011100001 |
3 | 112002100000102001 |
4 | 30003002323201 |
5 | 403221000100 |
6 | 32020124001 |
7 | 5003014534 |
oct | 1403027341 |
9 | 462300361 |
10 | 202125025 |
11 | a4104583 |
12 | 57836601 |
13 | 32b4c60b |
14 | 1cbb6a1b |
15 | 12b28d6a |
hex | c0c2ee1 |
202125025 has 12 divisors (see below), whose sum is σ = 254745724. Its totient is φ = 159048000.
The previous prime is 202125023. The next prime is 202125061. The reversal of 202125025 is 520521202.
It can be written as a sum of positive squares in 6 ways, for example, as 16184529 + 185940496 = 4023^2 + 13636^2 .
It is not a de Polignac number, because 202125025 - 21 = 202125023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 202124993 and 202125011.
It is not an unprimeable number, because it can be changed into a prime (202125023) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64746 + ... + 67795.
Almost surely, 2202125025 is an apocalyptic number.
202125025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
202125025 is a deficient number, since it is larger than the sum of its proper divisors (52620699).
202125025 is a wasteful number, since it uses less digits than its factorization.
202125025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132612 (or 132607 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 19.
The square root of 202125025 is about 14217.0680873378. The cubic root of 202125025 is about 586.8674586382.
Adding to 202125025 its reverse (520521202), we get a palindrome (722646227).
The spelling of 202125025 in words is "two hundred two million, one hundred twenty-five thousand, twenty-five".
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