Base | Representation |
---|---|
bin | 10111111011010111000110… |
… | …010001101110100111000001 |
3 | 111210121022011201022221212121 |
4 | 113323113012101232213001 |
5 | 102243124341441133200 |
6 | 1011451551311324241 |
7 | 31110633362205214 |
oct | 2773270621564701 |
9 | 453538151287777 |
10 | 105234320255425 |
11 | 30592696370799 |
12 | b977148b20681 |
13 | 469472798340a |
14 | 1bdb5227a177b |
15 | c275bd4c4e1a |
hex | 5fb5c646e9c1 |
105234320255425 has 12 divisors (see below), whose sum is σ = 131782542833916. Its totient is φ = 83353917032000.
The previous prime is 105234320255327. The next prime is 105234320255429. The reversal of 105234320255425 is 524552023432501.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 3670473559104 + 101563846696321 = 1915848^2 + 10077889^2 .
It is not a de Polignac number, because 105234320255425 - 225 = 105234286700993 is a prime.
It is a super-2 number, since 2×1052343202554252 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (105234320255429) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20838476734 + ... + 20838481783.
It is an arithmetic number, because the mean of its divisors is an integer number (10981878569493).
Almost surely, 2105234320255425 is an apocalyptic number.
It is an amenable number.
105234320255425 is a deficient number, since it is larger than the sum of its proper divisors (26548222578491).
105234320255425 is a wasteful number, since it uses less digits than its factorization.
105234320255425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41676958628 (or 41676958623 counting only the distinct ones).
The product of its (nonzero) digits is 1440000, while the sum is 43.
Adding to 105234320255425 its reverse (524552023432501), we get a palindrome (629786343687926).
The spelling of 105234320255425 in words is "one hundred five trillion, two hundred thirty-four billion, three hundred twenty million, two hundred fifty-five thousand, four hundred twenty-five".
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