Base | Representation |
---|---|
bin | 10010101001101010… |
… | …011101101101100100 |
3 | 1220200200010000020211 |
4 | 102221222131231210 |
5 | 312003221203221 |
6 | 13111110105204 |
7 | 1306162112221 |
oct | 225152355544 |
9 | 56620100224 |
10 | 20026350436 |
11 | 8547397544 |
12 | 3a6a94b204 |
13 | 1b71ca2701 |
14 | d7d9c4948 |
15 | 7c32236e1 |
hex | 4a9a9db64 |
20026350436 has 24 divisors (see below), whose sum is σ = 36913826880. Its totient is φ = 9480205152.
The previous prime is 20026350433. The next prime is 20026350439. The reversal of 20026350436 is 63405362002.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (20026350433) and next prime (20026350439).
It is a junction number, because it is equal to n+sod(n) for n = 20026350398 and 20026350407.
It is not an unprimeable number, because it can be changed into a prime (20026350433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40146 + ... + 204118.
It is an arithmetic number, because the mean of its divisors is an integer number (1538076120).
Almost surely, 220026350436 is an apocalyptic number.
It is an amenable number.
20026350436 is a deficient number, since it is larger than the sum of its proper divisors (16887476444).
20026350436 is a wasteful number, since it uses less digits than its factorization.
20026350436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165603 (or 165601 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 31.
The spelling of 20026350436 in words is "twenty billion, twenty-six million, three hundred fifty thousand, four hundred thirty-six".
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