Base | Representation |
---|---|
bin | 10010111010000110… |
… | …011001110101010000 |
3 | 1221101220000001022012 |
4 | 102322012121311100 |
5 | 313034320010112 |
6 | 13154320402052 |
7 | 1316051042111 |
oct | 227206316520 |
9 | 57356001265 |
10 | 20302110032 |
11 | 8679014836 |
12 | 3b27176328 |
13 | 1bb7163c79 |
14 | da8488208 |
15 | 7dc545022 |
hex | 4ba199d50 |
20302110032 has 40 divisors (see below), whose sum is σ = 39626425800. Its totient is φ = 10076216832.
The previous prime is 20302110019. The next prime is 20302110043. The reversal of 20302110032 is 23001120302.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 252682816 + 20049427216 = 15896^2 + 141596^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20302109989 and 20302110016.
It is a congruent number.
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, 1183694 + ... + 1200722.
It is an arithmetic number, because the mean of its divisors is an integer number (990660645).
Almost surely, 220302110032 is an apocalyptic number.
It is an amenable number.
20302110032 is a deficient number, since it is larger than the sum of its proper divisors (19324315768).
20302110032 is a wasteful number, since it uses less digits than its factorization.
20302110032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17583 (or 17577 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 20302110032 its reverse (23001120302), we get a palindrome (43303230334).
The spelling of 20302110032 in words is "twenty billion, three hundred two million, one hundred ten thousand, thirty-two".
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