Base | Representation |
---|---|
bin | 10010110110100101… |
… | …001011111000111101 |
3 | 1221020202220112022210 |
4 | 102312211023320331 |
5 | 312424211224100 |
6 | 13144411131033 |
7 | 1314433155216 |
oct | 226645137075 |
9 | 57222815283 |
10 | 20243070525 |
11 | 864875a557 |
12 | 3b0b443a79 |
13 | 1ba7b62252 |
14 | da06ba40d |
15 | 7d7281c50 |
hex | 4b694be3d |
20243070525 has 48 divisors (see below), whose sum is σ = 34871482368. Its totient is φ = 10350264000.
The previous prime is 20243070503. The next prime is 20243070581. The reversal of 20243070525 is 52507034202.
It is not a de Polignac number, because 20243070525 - 25 = 20243070493 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20243070492 and 20243070501.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 208090 + ... + 289460.
It is an arithmetic number, because the mean of its divisors is an integer number (726489216).
Almost surely, 220243070525 is an apocalyptic number.
20243070525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20243070525 is a deficient number, since it is larger than the sum of its proper divisors (14628411843).
20243070525 is a wasteful number, since it uses less digits than its factorization.
20243070525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81522 (or 81517 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 30.
The spelling of 20243070525 in words is "twenty billion, two hundred forty-three million, seventy thousand, five hundred twenty-five".
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