Base | Representation |
---|---|
bin | 10111010100111000… |
… | …11010001010011110 |
3 | 1012022202201000212110 |
4 | 23222130122022132 |
5 | 201121423002314 |
6 | 5430400414450 |
7 | 622223604630 |
oct | 135234321236 |
9 | 35282630773 |
10 | 12523250334 |
11 | 5347059371 |
12 | 2516017426 |
13 | 124769a5ca |
14 | 86b306a50 |
15 | 4d467ca59 |
hex | 2ea71a29e |
12523250334 has 32 divisors (see below), whose sum is σ = 28629008640. Its totient is φ = 3577516992.
The previous prime is 12523250323. The next prime is 12523250339. The reversal of 12523250334 is 43305232521.
It is a super-2 number, since 2×125232503342 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12523250339) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306397 + ... + 344855.
It is an arithmetic number, because the mean of its divisors is an integer number (894656520).
Almost surely, 212523250334 is an apocalyptic number.
12523250334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
12523250334 is an abundant number, since it is smaller than the sum of its proper divisors (16105758306).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12523250334 is a wasteful number, since it uses less digits than its factorization.
12523250334 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46224.
The product of its (nonzero) digits is 21600, while the sum is 30.
Adding to 12523250334 its reverse (43305232521), we get a palindrome (55828482855).
The spelling of 12523250334 in words is "twelve billion, five hundred twenty-three million, two hundred fifty thousand, three hundred thirty-four".
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