Base | Representation |
---|---|
bin | 1111110111110… |
… | …10100110101010 |
3 | 100021112120102020 |
4 | 13323322212222 |
5 | 233041201200 |
6 | 21113445310 |
7 | 3204505551 |
oct | 773724652 |
9 | 307476366 |
10 | 133147050 |
11 | 69181393 |
12 | 38710836 |
13 | 2177b04a |
14 | 1397cd98 |
15 | ba50ea0 |
hex | 7efa9aa |
133147050 has 48 divisors (see below), whose sum is σ = 333645312. Its totient is φ = 35136000.
The previous prime is 133147037. The next prime is 133147057. The reversal of 133147050 is 50741331.
It is a self number, because there is not a number n which added to its sum of digits gives 133147050.
It is not an unprimeable number, because it can be changed into a prime (133147057) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9975 + ... + 19125.
It is an arithmetic number, because the mean of its divisors is an integer number (6950944).
Almost surely, 2133147050 is an apocalyptic number.
133147050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 133147050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166822656).
133147050 is an abundant number, since it is smaller than the sum of its proper divisors (200498262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133147050 is a wasteful number, since it uses less digits than its factorization.
133147050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9263 (or 9258 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 24.
The square root of 133147050 is about 11538.9362594652. The cubic root of 133147050 is about 510.6349262503.
Adding to 133147050 its reverse (50741331), we get a palindrome (183888381).
The spelling of 133147050 in words is "one hundred thirty-three million, one hundred forty-seven thousand, fifty".
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