Base | Representation |
---|---|
bin | 1111111000111… |
… | …01001010100010 |
3 | 100021210202121012 |
4 | 13330131022202 |
5 | 233110213420 |
6 | 21120500522 |
7 | 3205635350 |
oct | 774351242 |
9 | 307722535 |
10 | 133288610 |
11 | 69268784 |
12 | 3877a742 |
13 | 217ca600 |
14 | 139b87d0 |
15 | ba7cdc5 |
hex | 7f1d2a2 |
133288610 has 96 divisors (see below), whose sum is σ = 313061760. Its totient is φ = 39896064.
The previous prime is 133288609. The next prime is 133288613. The reversal of 133288610 is 16882331.
It is a happy number.
133288610 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (133288613) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 224474 + ... + 225066.
It is an arithmetic number, because the mean of its divisors is an integer number (3261060).
Almost surely, 2133288610 is an apocalyptic number.
133288610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
133288610 is an abundant number, since it is smaller than the sum of its proper divisors (179773150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133288610 is a wasteful number, since it uses less digits than its factorization.
133288610 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 652 (or 639 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 133288610 is about 11545.0686442307. The cubic root of 133288610 is about 510.8158286877.
The spelling of 133288610 in words is "one hundred thirty-three million, two hundred eighty-eight thousand, six hundred ten".
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