Base | Representation |
---|---|
bin | 10000001001101… |
… | …00001000000000 |
3 | 100102221002100200 |
4 | 20010310020000 |
5 | 234140323213 |
6 | 21235445200 |
7 | 3233362602 |
oct | 1004641000 |
9 | 312832320 |
10 | 135479808 |
11 | 6a524a92 |
12 | 39456800 |
13 | 220b6a89 |
14 | 13dc9172 |
15 | bd62273 |
hex | 8134200 |
135479808 has 60 divisors (see below), whose sum is σ = 391017198. Its totient is φ = 45158400.
The previous prime is 135479801. The next prime is 135479809. The reversal of 135479808 is 808974531.
135479808 is a `hidden beast` number, since 13 + 547 + 98 + 0 + 8 = 666.
It can be written as a sum of positive squares in only one way, i.e., 131606784 + 3873024 = 11472^2 + 1968^2 .
It is not an unprimeable number, because it can be changed into a prime (135479801) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10093 + ... + 19308.
Almost surely, 2135479808 is an apocalyptic number.
135479808 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
135479808 is an abundant number, since it is smaller than the sum of its proper divisors (255537390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
135479808 is an equidigital number, since it uses as much as digits as its factorization.
135479808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29425 (or 29406 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 135479808 is about 11639.5793738434. The cubic root of 135479808 is about 513.5998136663.
The spelling of 135479808 in words is "one hundred thirty-five million, four hundred seventy-nine thousand, eight hundred eight".
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