Base | Representation |
---|---|
bin | 1010100010110100… |
… | …1001000110001001 |
3 | 21022020220112010210 |
4 | 2220231021012021 |
5 | 21244040443100 |
6 | 1144505231333 |
7 | 130066024416 |
oct | 25055110611 |
9 | 7266815123 |
10 | 2830406025 |
11 | 1222765a37 |
12 | 66ba92549 |
13 | 361514c85 |
14 | 1cbc9b10d |
15 | 118743c50 |
hex | a8b49189 |
2830406025 has 24 divisors (see below), whose sum is σ = 4685575104. Its totient is φ = 1507624000.
The previous prime is 2830405999. The next prime is 2830406027. The reversal of 2830406025 is 5206040382.
It is not a de Polignac number, because 2830406025 - 25 = 2830405993 is a prime.
It is a super-2 number, since 2×28304060252 = 16022396532712601250, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2830405983 and 2830406001.
It is not an unprimeable number, because it can be changed into a prime (2830406027) 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, 36100 + ... + 83450.
It is an arithmetic number, because the mean of its divisors is an integer number (195232296).
Almost surely, 22830406025 is an apocalyptic number.
2830406025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2830406025 is a deficient number, since it is larger than the sum of its proper divisors (1855169079).
2830406025 is a wasteful number, since it uses less digits than its factorization.
2830406025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48161 (or 48156 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
The square root of 2830406025 is about 53201.5603624555. The cubic root of 2830406025 is about 1414.5433021935.
The spelling of 2830406025 in words is "two billion, eight hundred thirty million, four hundred six thousand, twenty-five".
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