Base | Representation |
---|---|
bin | 10011001100101110… |
… | …100000100000100001 |
3 | 1222012200000211211010 |
4 | 103030232200200201 |
5 | 314204320104100 |
6 | 13245322411133 |
7 | 1326564214416 |
oct | 231456404041 |
9 | 58180024733 |
10 | 20614613025 |
11 | 8819458976 |
12 | 3bb3960aa9 |
13 | 1c36b1b996 |
14 | dd7b9410d |
15 | 809bc3750 |
hex | 4ccba0821 |
20614613025 has 72 divisors (see below), whose sum is σ = 35444320704. Its totient is φ = 10571590400.
The previous prime is 20614613023. The next prime is 20614613077. The reversal of 20614613025 is 52031641602.
It is not a de Polignac number, because 20614613025 - 21 = 20614613023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20614612983 and 20614613001.
It is not an unprimeable number, because it can be changed into a prime (20614613021) 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 71 ways as a sum of consecutive naturals, for example, 19994260 + ... + 19995290.
It is an arithmetic number, because the mean of its divisors is an integer number (492282232).
Almost surely, 220614613025 is an apocalyptic number.
20614613025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20614613025 is a deficient number, since it is larger than the sum of its proper divisors (14829707679).
20614613025 is a wasteful number, since it uses less digits than its factorization.
20614613025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1419 (or 1385 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The spelling of 20614613025 in words is "twenty billion, six hundred fourteen million, six hundred thirteen thousand, twenty-five".
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