Base | Representation |
---|---|
bin | 10010110101111100… |
… | …101000100100111101 |
3 | 1221020000220110011021 |
4 | 102311330220210331 |
5 | 312414001041000 |
6 | 13143351224141 |
7 | 1314243621622 |
oct | 226574504475 |
9 | 57200813137 |
10 | 20232440125 |
11 | 86427597a7 |
12 | 3b07978051 |
13 | 1ba58ac781 |
14 | d9d110349 |
15 | 7d638211a |
hex | 4b5f2893d |
20232440125 has 16 divisors (see below), whose sum is σ = 25258354992. Its totient is φ = 16180651200.
The previous prime is 20232440119. The next prime is 20232440141. The reversal of 20232440125 is 52104423202.
It can be written as a sum of positive squares in 8 ways, for example, as 6201090009 + 14031350116 = 78747^2 + 118454^2 .
It is not a de Polignac number, because 20232440125 - 211 = 20232438077 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20232440125.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381747 + ... + 431503.
It is an arithmetic number, because the mean of its divisors is an integer number (1578647187).
Almost surely, 220232440125 is an apocalyptic number.
20232440125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20232440125 is a deficient number, since it is larger than the sum of its proper divisors (5025914867).
20232440125 is an equidigital number, since it uses as much as digits as its factorization.
20232440125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53025 (or 53015 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 25.
Adding to 20232440125 its reverse (52104423202), we get a palindrome (72336863327).
The spelling of 20232440125 in words is "twenty billion, two hundred thirty-two million, four hundred forty thousand, one hundred twenty-five".
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