Base | Representation |
---|---|
bin | 10010101000101100… |
… | …010000111111110010 |
3 | 1220122112102121222120 |
4 | 102220230100333302 |
5 | 311440032423201 |
6 | 13105324415110 |
7 | 1305603402600 |
oct | 225054207762 |
9 | 56575377876 |
10 | 20010045426 |
11 | 8539170328 |
12 | 3a653a7496 |
13 | 1b6b7b4087 |
14 | d7b77c870 |
15 | 7c1aa2536 |
hex | 4a8b10ff2 |
20010045426 has 48 divisors (see below), whose sum is σ = 46725955200. Its totient is φ = 5696036640.
The previous prime is 20010045383. The next prime is 20010045457. The reversal of 20010045426 is 62454001002.
20010045426 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 20010045396 and 20010045405.
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 23 ways as a sum of consecutive naturals, for example, 45901 + ... + 205248.
It is an arithmetic number, because the mean of its divisors is an integer number (973457400).
Almost surely, 220010045426 is an apocalyptic number.
20010045426 is an abundant number, since it is smaller than the sum of its proper divisors (26715909774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20010045426 is a wasteful number, since it uses less digits than its factorization.
20010045426 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 251439 (or 251432 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
Adding to 20010045426 its reverse (62454001002), we get a palindrome (82464046428).
The spelling of 20010045426 in words is "twenty billion, ten million, forty-five thousand, four hundred twenty-six".
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