Base | Representation |
---|---|
bin | 10111010011000111101110… |
… | …00101001101100001001011 |
3 | 20201101222020110101111101120 |
4 | 23221203313011031201023 |
5 | 23203411241400321011 |
6 | 300544451131250323 |
7 | 13535400023030031 |
oct | 1351436705154113 |
9 | 221358213344346 |
10 | 51234515245131 |
11 | 153634881a1759 |
12 | 58b57135a99a3 |
13 | 227851798664a |
14 | c91a99ad4551 |
15 | 5dcad9a74a06 |
hex | 2e98f714d84b |
51234515245131 has 8 divisors (see below), whose sum is σ = 68312721960000. Its totient is φ = 34156326013512.
The previous prime is 51234515245093. The next prime is 51234515245189. The reversal of 51234515245131 is 13154251543215.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51234515245131 - 27 = 51234515245003 is a prime.
It is a super-2 number, since 2×512345152451312 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (51234615245131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5945436 + ... + 11739558.
It is an arithmetic number, because the mean of its divisors is an integer number (8539090245000).
Almost surely, 251234515245131 is an apocalyptic number.
51234515245131 is a deficient number, since it is larger than the sum of its proper divisors (17078206714869).
51234515245131 is a wasteful number, since it uses less digits than its factorization.
51234515245131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8741625.
The product of its digits is 360000, while the sum is 42.
Adding to 51234515245131 its reverse (13154251543215), we get a palindrome (64388766788346).
The spelling of 51234515245131 in words is "fifty-one trillion, two hundred thirty-four billion, five hundred fifteen million, two hundred forty-five thousand, one hundred thirty-one".
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