Base | Representation |
---|---|
bin | 110100101000111110010000… |
… | …011010011111101111000101 |
3 | 1010100201112012212010221201200 |
4 | 310220332100122133233011 |
5 | 220321111231011134000 |
6 | 2140220030052013113 |
7 | 66523223600241036 |
oct | 6450762032375705 |
9 | 1110645185127650 |
10 | 231514045021125 |
11 | 67849611945a69 |
12 | 21b70b81301199 |
13 | 9c248b08576c9 |
14 | 41254a7ab2a8d |
15 | 1bb732928a500 |
hex | d28f9069fbc5 |
231514045021125 has 24 divisors (see below), whose sum is σ = 417342651826776. Its totient is φ = 123474157344000.
The previous prime is 231514045021123. The next prime is 231514045021201. The reversal of 231514045021125 is 521120540415132.
231514045021125 is a `hidden beast` number, since 2 + 3 + 1 + 5 + 140 + 4 + 502 + 1 + 1 + 2 + 5 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 52569776961 + 231461475244164 = 229281^2 + 15213858^2 .
It is not a de Polignac number, because 231514045021125 - 21 = 231514045021123 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 231514045021125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231514045021123) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102895129996 + ... + 102895132245.
It is an arithmetic number, because the mean of its divisors is an integer number (17389277159449).
Almost surely, 2231514045021125 is an apocalyptic number.
231514045021125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
231514045021125 is a deficient number, since it is larger than the sum of its proper divisors (185828606805651).
231514045021125 is a wasteful number, since it uses less digits than its factorization.
231514045021125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205790262262 (or 205790262249 counting only the distinct ones).
The product of its (nonzero) digits is 48000, while the sum is 36.
Adding to 231514045021125 its reverse (521120540415132), we get a palindrome (752634585436257).
The spelling of 231514045021125 in words is "two hundred thirty-one trillion, five hundred fourteen billion, forty-five million, twenty-one thousand, one hundred twenty-five".
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