Base | Representation |
---|---|
bin | 100100101111000… |
… | …1011111100101001 |
3 | 10011220110002221122 |
4 | 1021132023330221 |
5 | 10011024300100 |
6 | 322151545025 |
7 | 42355231565 |
oct | 11136137451 |
9 | 3156402848 |
10 | 1232650025 |
11 | 582887232 |
12 | 2a498b175 |
13 | 1684b6719 |
14 | b99cc6a5 |
15 | 73339985 |
hex | 4978bf29 |
1232650025 has 18 divisors (see below), whose sum is σ = 1623695370. Its totient is φ = 928107520.
The previous prime is 1232650009. The next prime is 1232650033. The reversal of 1232650025 is 5200562321.
It can be written as a sum of positive squares in 9 ways, for example, as 11916304 + 1220733721 = 3452^2 + 34939^2 .
It is not a de Polignac number, because 1232650025 - 24 = 1232650009 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1232649976 and 1232650003.
It is an unprimeable number.
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 17 ways as a sum of consecutive naturals, for example, 78080 + ... + 92529.
Almost surely, 21232650025 is an apocalyptic number.
It is an amenable number.
1232650025 is a deficient number, since it is larger than the sum of its proper divisors (391045345).
1232650025 is a wasteful number, since it uses less digits than its factorization.
1232650025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170653 (or 170631 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 1232650025 is about 35109.1159814656. The cubic root of 1232650025 is about 1072.2101882468.
The spelling of 1232650025 in words is "one billion, two hundred thirty-two million, six hundred fifty thousand, twenty-five".
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