Base | Representation |
---|---|
bin | 1111111010100… |
… | …10000001011011 |
3 | 100022012202120220 |
4 | 13331102001123 |
5 | 233134130430 |
6 | 21125251123 |
7 | 3210526512 |
oct | 775220133 |
9 | 308182526 |
10 | 133505115 |
11 | 693a6407 |
12 | 38863aa3 |
13 | 21875013 |
14 | 13a33679 |
15 | bac2110 |
hex | 7f5205b |
133505115 has 16 divisors (see below), whose sum is σ = 224851200. Its totient is φ = 67455072.
The previous prime is 133505111. The next prime is 133505117. The reversal of 133505115 is 511505331.
It is not a de Polignac number, because 133505115 - 22 = 133505111 is a prime.
It is not an unprimeable number, because it can be changed into a prime (133505111) 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, 233935 + ... + 234504.
It is an arithmetic number, because the mean of its divisors is an integer number (14053200).
Almost surely, 2133505115 is an apocalyptic number.
133505115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
133505115 is a deficient number, since it is larger than the sum of its proper divisors (91346085).
133505115 is a wasteful number, since it uses less digits than its factorization.
133505115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 468466.
The product of its (nonzero) digits is 1125, while the sum is 24.
The square root of 133505115 is about 11554.4413538691. The cubic root of 133505115 is about 511.0922572948.
The spelling of 133505115 in words is "one hundred thirty-three million, five hundred five thousand, one hundred fifteen".
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