Base | Representation |
---|---|
bin | 10010101000000110… |
… | …110100101110011110 |
3 | 1220121211221222011110 |
4 | 102220012310232132 |
5 | 311430024332202 |
6 | 13104334202450 |
7 | 1305424103223 |
oct | 225006645636 |
9 | 56554858143 |
10 | 20000230302 |
11 | 8533677058 |
12 | 3a62053426 |
13 | 1b69758700 |
14 | d7a34594a |
15 | 7c0cb426c |
hex | 4a81b4b9e |
20000230302 has 24 divisors (see below), whose sum is σ = 43314110424. Its totient is φ = 6153916704.
The previous prime is 20000230273. The next prime is 20000230307. The reversal of 20000230302 is 20303200002.
It is a super-2 number, since 2×200002303022 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20000230307) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9861033 + ... + 9863060.
It is an arithmetic number, because the mean of its divisors is an integer number (1804754601).
Almost surely, 220000230302 is an apocalyptic number.
20000230302 is an abundant number, since it is smaller than the sum of its proper divisors (23313880122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000230302 is a wasteful number, since it uses less digits than its factorization.
20000230302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19724124 (or 19724111 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 12.
Adding to 20000230302 its reverse (20303200002), we get a palindrome (40303430304).
The spelling of 20000230302 in words is "twenty billion, two hundred thirty thousand, three hundred two".
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