Base | Representation |
---|---|
bin | 1010100010110010… |
… | …0011001101001001 |
3 | 21022020121122020122 |
4 | 2220230203031021 |
5 | 21244021011300 |
6 | 1144502033025 |
7 | 130064510063 |
oct | 25054431511 |
9 | 7266548218 |
10 | 2830250825 |
11 | 122266a376 |
12 | 66ba18775 |
13 | 36148c43c |
14 | 1cbc5a733 |
15 | 118712c85 |
hex | a8b23349 |
2830250825 has 6 divisors (see below), whose sum is σ = 3509511054. Its totient is φ = 2264200640.
The previous prime is 2830250791. The next prime is 2830250837. The reversal of 2830250825 is 5280520382.
It can be written as a sum of positive squares in 3 ways, for example, as 35331136 + 2794919689 = 5944^2 + 52867^2 .
It is not a de Polignac number, because 2830250825 - 28 = 2830250569 is a prime.
It is a Duffinian number.
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, 56604992 + ... + 56605041.
It is an arithmetic number, because the mean of its divisors is an integer number (584918509).
Almost surely, 22830250825 is an apocalyptic number.
2830250825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2830250825 is a deficient number, since it is larger than the sum of its proper divisors (679260229).
2830250825 is a wasteful number, since it uses less digits than its factorization.
2830250825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113210043 (or 113210038 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 35.
The square root of 2830250825 is about 53200.1017386245. The cubic root of 2830250825 is about 1414.5174471123.
The spelling of 2830250825 in words is "two billion, eight hundred thirty million, two hundred fifty thousand, eight hundred twenty-five".
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