Base | Representation |
---|---|
bin | 10010111011111000… |
… | …110110100101001010 |
3 | 1221110222110022112200 |
4 | 102323320312211022 |
5 | 313120010042302 |
6 | 13201311421030 |
7 | 1316564050023 |
oct | 227370664512 |
9 | 57428408480 |
10 | 20332112202 |
11 | 8693a46916 |
12 | 3b35224776 |
13 | 1bc0439c2c |
14 | dac457c4a |
15 | 7deebe81c |
hex | 4bbe3694a |
20332112202 has 24 divisors (see below), whose sum is σ = 45243530436. Its totient is φ = 6594198336.
The previous prime is 20332112191. The next prime is 20332112209. The reversal of 20332112202 is 20221123302.
20332112202 is a `hidden beast` number, since 20 + 332 + 112 + 202 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 19279044801 + 1053067401 = 138849^2 + 32451^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (20332112209) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 15263683 + ... + 15265014.
Almost surely, 220332112202 is an apocalyptic number.
20332112202 is an abundant number, since it is smaller than the sum of its proper divisors (24911418234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20332112202 is a wasteful number, since it uses less digits than its factorization.
20332112202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30528742 (or 30528739 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20332112202 its reverse (20221123302), we get a palindrome (40553235504).
The spelling of 20332112202 in words is "twenty billion, three hundred thirty-two million, one hundred twelve thousand, two hundred two".
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