Base | Representation |
---|---|
bin | 1111110111110… |
… | …00111001011100 |
3 | 100021112012211100 |
4 | 13323320321130 |
5 | 233040440220 |
6 | 21113353100 |
7 | 3204446304 |
oct | 773707134 |
9 | 307465740 |
10 | 133140060 |
11 | 69177109 |
12 | 38708790 |
13 | 21777b01 |
14 | 1397a604 |
15 | ba4dd90 |
hex | 7ef8e5c |
133140060 has 72 divisors (see below), whose sum is σ = 414794016. Its totient is φ = 34542720.
The previous prime is 133140053. The next prime is 133140109. The reversal of 133140060 is 60041331.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3336 + ... + 16655.
It is an arithmetic number, because the mean of its divisors is an integer number (5761028).
Almost surely, 2133140060 is an apocalyptic number.
133140060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 133140060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207397008).
133140060 is an abundant number, since it is smaller than the sum of its proper divisors (281653956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133140060 is a wasteful number, since it uses less digits than its factorization.
133140060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20043 (or 20038 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 133140060 is about 11538.6333679513. The cubic root of 133140060 is about 510.6259902641.
Adding to 133140060 its reverse (60041331), we get a palindrome (193181391).
The spelling of 133140060 in words is "one hundred thirty-three million, one hundred forty thousand, sixty".
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