Base | Representation |
---|---|
bin | 110010101001… |
… | …010101110010 |
3 | 220222111222100 |
4 | 302221111302 |
5 | 11344322110 |
6 | 1152321230 |
7 | 220564041 |
oct | 62512562 |
9 | 26874870 |
10 | 13276530 |
11 | 7548943 |
12 | 4543216 |
13 | 299b047 |
14 | 1a98558 |
15 | 1273bc0 |
hex | ca9572 |
13276530 has 24 divisors (see below), whose sum is σ = 34519212. Its totient is φ = 3540384.
The previous prime is 13276517. The next prime is 13276537. The reversal of 13276530 is 3567231.
It is a happy number.
13276530 is a `hidden beast` number, since 1 + 3 + 2 + 7 + 653 + 0 = 666.
13276530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 13198689 + 77841 = 3633^2 + 279^2 .
It is a junction number, because it is equal to n+sod(n) for n = 13276494 and 13276503.
It is not an unprimeable number, because it can be changed into a prime (13276537) 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, 73669 + ... + 73848.
Almost surely, 213276530 is an apocalyptic number.
13276530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13276530 is an abundant number, since it is smaller than the sum of its proper divisors (21242682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13276530 is a wasteful number, since it uses less digits than its factorization.
13276530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147530 (or 147527 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 27.
The square root of 13276530 is about 3643.6972980751. The cubic root of 13276530 is about 236.7890019735.
The spelling of 13276530 in words is "thirteen million, two hundred seventy-six thousand, five hundred thirty".
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