Base | Representation |
---|---|
bin | 1101111110111011100… |
… | …0100010011111010100 |
3 | 211222002010000020110012 |
4 | 3133232320202133110 |
5 | 12413443114000040 |
6 | 302205520015352 |
7 | 23233101544154 |
oct | 3375670423724 |
9 | 758063006405 |
10 | 240231000020 |
11 | 92977155a50 |
12 | 3a684a61558 |
13 | 198661c0c2b |
14 | b8ad220764 |
15 | 63b038a865 |
hex | 37eee227d4 |
240231000020 has 48 divisors (see below), whose sum is σ = 550413251136. Its totient is φ = 87346272000.
The previous prime is 240230999977. The next prime is 240231000043. The reversal of 240231000020 is 20000132042.
It is a junction number, because it is equal to n+sod(n) for n = 240230999959 and 240231000004.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1912760 + ... + 2034480.
It is an arithmetic number, because the mean of its divisors is an integer number (11466942732).
Almost surely, 2240231000020 is an apocalyptic number.
240231000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
240231000020 is an abundant number, since it is smaller than the sum of its proper divisors (310182251116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
240231000020 is a wasteful number, since it uses less digits than its factorization.
240231000020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130712 (or 130710 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
Adding to 240231000020 its reverse (20000132042), we get a palindrome (260231132062).
The spelling of 240231000020 in words is "two hundred forty billion, two hundred thirty-one million, twenty", and thus it is an aban number.
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