Base | Representation |
---|---|
bin | 11001001101000001… |
… | …10101100110011111 |
3 | 1021221000001021020020 |
4 | 30212200311212133 |
5 | 210202421404010 |
6 | 10114401123223 |
7 | 656211656421 |
oct | 144640654637 |
9 | 37830037206 |
10 | 13531044255 |
11 | 5813a15903 |
12 | 2757629513 |
13 | 1378406181 |
14 | 9250c2811 |
15 | 542d9d470 |
hex | 32683599f |
13531044255 has 16 divisors (see below), whose sum is σ = 21651636960. Its totient is φ = 7215901568.
The previous prime is 13531044253. The next prime is 13531044323. The reversal of 13531044255 is 55244013531.
It is a cyclic number.
It is not a de Polignac number, because 13531044255 - 21 = 13531044253 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13531044251) 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, 162229 + ... + 231041.
It is an arithmetic number, because the mean of its divisors is an integer number (1353227310).
Almost surely, 213531044255 is an apocalyptic number.
13531044255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13531044255 is a deficient number, since it is larger than the sum of its proper divisors (8120592705).
13531044255 is a wasteful number, since it uses less digits than its factorization.
13531044255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81930.
The product of its (nonzero) digits is 36000, while the sum is 33.
Adding to 13531044255 its reverse (55244013531), we get a palindrome (68775057786).
The spelling of 13531044255 in words is "thirteen billion, five hundred thirty-one million, forty-four thousand, two hundred fifty-five".
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