Base | Representation |
---|---|
bin | 10011000010011001… |
… | …111111011101100001 |
3 | 1221202121012220010100 |
4 | 103002121333131201 |
5 | 313331003301000 |
6 | 13220215253013 |
7 | 1322362364643 |
oct | 230231773541 |
9 | 57677186110 |
10 | 20441462625 |
11 | 873a744471 |
12 | 3b6597a169 |
13 | 1c09ca571c |
14 | dbcba0893 |
15 | 7e98bea00 |
hex | 4c267f761 |
20441462625 has 24 divisors (see below), whose sum is σ = 36849145320. Its totient is φ = 10902112800.
The previous prime is 20441462599. The next prime is 20441462647. The reversal of 20441462625 is 52626414402.
20441462625 is a `hidden beast` number, since 2 + 0 + 4 + 4 + 1 + 4 + 626 + 25 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 302446881 + 20139015744 = 17391^2 + 141912^2 .
It is not a de Polignac number, because 20441462625 - 28 = 20441462369 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20441462625.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9083970 + ... + 9086219.
It is an arithmetic number, because the mean of its divisors is an integer number (1535381055).
Almost surely, 220441462625 is an apocalyptic number.
20441462625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20441462625 is a deficient number, since it is larger than the sum of its proper divisors (16407682695).
20441462625 is a wasteful number, since it uses less digits than its factorization.
20441462625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18170210 (or 18170197 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 36.
The spelling of 20441462625 in words is "twenty billion, four hundred forty-one million, four hundred sixty-two thousand, six hundred twenty-five".
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