Base | Representation |
---|---|
bin | 10101011100110101… |
… | …010101000000010100 |
3 | 2012110011101002022122 |
4 | 111130311111000110 |
5 | 334132233220040 |
6 | 14325250315112 |
7 | 1443522330023 |
oct | 253465250024 |
9 | 65404332278 |
10 | 23032320020 |
11 | 984a164a26 |
12 | 4569588a98 |
13 | 2230997138 |
14 | 1186d028ba |
15 | 8ec0961b5 |
hex | 55cd55014 |
23032320020 has 12 divisors (see below), whose sum is σ = 48367872084. Its totient is φ = 9212928000.
The previous prime is 23032320019. The next prime is 23032320089. The reversal of 23032320020 is 2002323032.
It can be written as a sum of positive squares in 2 ways, for example, as 12026631556 + 11005688464 = 109666^2 + 104908^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575807981 + ... + 575808020.
It is an arithmetic number, because the mean of its divisors is an integer number (4030656007).
Almost surely, 223032320020 is an apocalyptic number.
23032320020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23032320020 is an abundant number, since it is smaller than the sum of its proper divisors (25335552064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23032320020 is a wasteful number, since it uses less digits than its factorization.
23032320020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1151616010 (or 1151616008 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 17.
Adding to 23032320020 its reverse (2002323032), we get a palindrome (25034643052).
The spelling of 23032320020 in words is "twenty-three billion, thirty-two million, three hundred twenty thousand, twenty".
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