Base | Representation |
---|---|
bin | 1001010100110110001000… |
… | …00011100000010110010111 |
3 | 2200121111100100212012220011 |
4 | 10222123010003200112113 |
5 | 10141443241024440000 |
6 | 111340555402021051 |
7 | 4214421024301333 |
oct | 452330403402627 |
9 | 80544310765804 |
10 | 20507463124375 |
11 | 659719133a317 |
12 | 2372597aa7787 |
13 | b59acb67b126 |
14 | 50c7d07147c3 |
15 | 2586a5cb52ba |
hex | 12a6c40e0597 |
20507463124375 has 10 divisors (see below), whose sum is σ = 25626125921000. Its totient is φ = 16405970499000.
The previous prime is 20507463124367. The next prime is 20507463124381. The reversal of 20507463124375 is 57342136470502.
It is not a de Polignac number, because 20507463124375 - 23 = 20507463124367 is a prime.
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 9 ways as a sum of consecutive naturals, for example, 16405969875 + ... + 16405971124.
It is an arithmetic number, because the mean of its divisors is an integer number (2562612592100).
Almost surely, 220507463124375 is an apocalyptic number.
20507463124375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20507463124375 is a deficient number, since it is larger than the sum of its proper divisors (5118662796625).
20507463124375 is an frugal number, since it uses more digits than its factorization.
20507463124375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32811941019 (or 32811941004 counting only the distinct ones).
The product of its (nonzero) digits is 4233600, while the sum is 49.
Adding to 20507463124375 its reverse (57342136470502), we get a palindrome (77849599594877).
The spelling of 20507463124375 in words is "twenty trillion, five hundred seven billion, four hundred sixty-three million, one hundred twenty-four thousand, three hundred seventy-five".
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