Base | Representation |
---|---|
bin | 100000000010111110000… |
… | …100100011011010001010 |
3 | 21210112021221121212220100 |
4 | 200002332010203122022 |
5 | 242040112300321302 |
6 | 4403403212310230 |
7 | 315050604111063 |
oct | 40027604433212 |
9 | 7715257555810 |
10 | 2202212120202 |
11 | 779a5336a6a6 |
12 | 2b6978472376 |
13 | 12c88ac697c3 |
14 | 7883268556a |
15 | 3c440764d1c |
hex | 200be12368a |
2202212120202 has 24 divisors (see below), whose sum is σ = 4772946618180. Its totient is φ = 733841933760.
The previous prime is 2202212120137. The next prime is 2202212120209. The reversal of 2202212120202 is 2020212122022.
2202212120202 is a `hidden beast` number, since 220 + 221 + 2 + 1 + 20 + 202 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 2145782592801 + 56429527401 = 1464849^2 + 237549^2 .
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 (2202212120209) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19005049 + ... + 19120572.
Almost surely, 22202212120202 is an apocalyptic number.
2202212120202 is an abundant number, since it is smaller than the sum of its proper divisors (2570734497978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2202212120202 is a wasteful number, since it uses less digits than its factorization.
2202212120202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38128838 (or 38128835 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 2202212120202 its reverse (2020212122022), we get a palindrome (4222424242224).
The spelling of 2202212120202 in words is "two trillion, two hundred two billion, two hundred twelve million, one hundred twenty thousand, two hundred two".
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