Base | Representation |
---|---|
bin | 10010111010000110… |
… | …000001111100101100 |
3 | 1221101212211002002221 |
4 | 102322012001330230 |
5 | 313034303342304 |
6 | 13154314325124 |
7 | 1316050153645 |
oct | 227206017454 |
9 | 57355732087 |
10 | 20302012204 |
11 | 8678a58291 |
12 | 3b271297a4 |
13 | 1bb712b596 |
14 | da84606cc |
15 | 7dc526054 |
hex | 4ba181f2c |
20302012204 has 12 divisors (see below), whose sum is σ = 37618434504. Its totient is φ = 9553888064.
The previous prime is 20302012177. The next prime is 20302012207. The reversal of 20302012204 is 40221020302.
It is not an unprimeable number, because it can be changed into a prime (20302012207) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149279434 + ... + 149279569.
It is an arithmetic number, because the mean of its divisors is an integer number (3134869542).
Almost surely, 220302012204 is an apocalyptic number.
It is an amenable number.
20302012204 is a deficient number, since it is larger than the sum of its proper divisors (17316422300).
20302012204 is a wasteful number, since it uses less digits than its factorization.
20302012204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298559024 (or 298559022 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 20302012204 its reverse (40221020302), we get a palindrome (60523032506).
The spelling of 20302012204 in words is "twenty billion, three hundred two million, twelve thousand, two hundred four".
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