Base | Representation |
---|---|
bin | 11001001101011111… |
… | …00011001010101001 |
3 | 1021221021022012120010 |
4 | 30212233203022221 |
5 | 210204413312110 |
6 | 10115015522133 |
7 | 656256521331 |
oct | 144657431251 |
9 | 37837265503 |
10 | 13534900905 |
11 | 581610a419 |
12 | 2758989349 |
13 | 1379156706 |
14 | 9258080c1 |
15 | 5433b1020 |
hex | 326be32a9 |
13534900905 has 16 divisors (see below), whose sum is σ = 22116605184. Its totient is φ = 7065025920.
The previous prime is 13534900901. The next prime is 13534900943. The reversal of 13534900905 is 50900943531.
It is not a de Polignac number, because 13534900905 - 22 = 13534900901 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13534900901) 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, 9598516 + ... + 9599925.
It is an arithmetic number, because the mean of its divisors is an integer number (1382287824).
Almost surely, 213534900905 is an apocalyptic number.
13534900905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13534900905 is a deficient number, since it is larger than the sum of its proper divisors (8581704279).
13534900905 is a wasteful number, since it uses less digits than its factorization.
13534900905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19198496.
The product of its (nonzero) digits is 72900, while the sum is 39.
The spelling of 13534900905 in words is "thirteen billion, five hundred thirty-four million, nine hundred thousand, nine hundred five".
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