Base | Representation |
---|---|
bin | 11001011001010100… |
… | …11011100110101001 |
3 | 1022012012012021011220 |
4 | 30230222123212221 |
5 | 210410330110010 |
6 | 10132524412253 |
7 | 661603656561 |
oct | 145452334651 |
9 | 38165167156 |
10 | 13634222505 |
11 | 5867188192 |
12 | 27860a7089 |
13 | 13938c04a7 |
14 | 934a9dda1 |
15 | 54be7e970 |
hex | 32ca9b9a9 |
13634222505 has 32 divisors (see below), whose sum is σ = 22104921600. Its totient is φ = 7174981632.
The previous prime is 13634222489. The next prime is 13634222543. The reversal of 13634222505 is 50522243631.
It is a happy number.
It is not a de Polignac number, because 13634222505 - 24 = 13634222489 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2719441 + ... + 2724449.
It is an arithmetic number, because the mean of its divisors is an integer number (690778800).
Almost surely, 213634222505 is an apocalyptic number.
13634222505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13634222505 is a deficient number, since it is larger than the sum of its proper divisors (8470699095).
13634222505 is a wasteful number, since it uses less digits than its factorization.
13634222505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7393.
The product of its (nonzero) digits is 43200, while the sum is 33.
The spelling of 13634222505 in words is "thirteen billion, six hundred thirty-four million, two hundred twenty-two thousand, five hundred five".
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