Base | Representation |
---|---|
bin | 100110101110… |
… | …0101000010000 |
3 | 1102012110120222 |
4 | 1031130220100 |
5 | 20144133402 |
6 | 2003052212 |
7 | 334365350 |
oct | 115345020 |
9 | 42173528 |
10 | 20302352 |
11 | 10507504 |
12 | 6971068 |
13 | 428ac35 |
14 | 29a6b60 |
15 | 1bb07a2 |
hex | 135ca10 |
20302352 has 40 divisors (see below), whose sum is σ = 47604096. Its totient is φ = 8188416.
The previous prime is 20302327. The next prime is 20302361. The reversal of 20302352 is 25320302.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a self number, because there is not a number n which added to its sum of digits gives 20302352.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3428 + ... + 7235.
Almost surely, 220302352 is an apocalyptic number.
It is an amenable number.
20302352 is an abundant number, since it is smaller than the sum of its proper divisors (27301744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20302352 is a wasteful number, since it uses less digits than its factorization.
20302352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10695 (or 10689 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 17.
The square root of 20302352 is about 4505.8131341635. The cubic root of 20302352 is about 272.8027754324.
Adding to 20302352 its reverse (25320302), we get a palindrome (45622654).
The spelling of 20302352 in words is "twenty million, three hundred two thousand, three hundred fifty-two".
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