Base | Representation |
---|---|
bin | 10010111011110001… |
… | …100110001101010100 |
3 | 1221110211212200101122 |
4 | 102323301212031110 |
5 | 313114013211012 |
6 | 13201202543112 |
7 | 1316541635441 |
oct | 227361461524 |
9 | 57424780348 |
10 | 20330210132 |
11 | 8692967861 |
12 | 3b34667a98 |
13 | 1bbcc2224b |
14 | dac0c09c8 |
15 | 7dec45e72 |
hex | 4bbc66354 |
20330210132 has 24 divisors (see below), whose sum is σ = 36032582376. Its totient is φ = 10035888128.
The previous prime is 20330210027. The next prime is 20330210171. The reversal of 20330210132 is 23101203302.
It can be written as a sum of positive squares in 4 ways, for example, as 9423749776 + 10906460356 = 97076^2 + 104434^2 .
It is a super-2 number, since 2×203302101322 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 20330210132.
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, 28658 + ... + 203670.
It is an arithmetic number, because the mean of its divisors is an integer number (1501357599).
Almost surely, 220330210132 is an apocalyptic number.
It is an amenable number.
20330210132 is a deficient number, since it is larger than the sum of its proper divisors (15702372244).
20330210132 is a wasteful number, since it uses less digits than its factorization.
20330210132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175387 (or 175385 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 20330210132 its reverse (23101203302), we get a palindrome (43431413434).
The spelling of 20330210132 in words is "twenty billion, three hundred thirty million, two hundred ten thousand, one hundred thirty-two".
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