Base | Representation |
---|---|
bin | 1111110111000… |
… | …10101100111100 |
3 | 100021100121010020 |
4 | 13323202230330 |
5 | 233030033043 |
6 | 21111412140 |
7 | 3203620251 |
oct | 773425474 |
9 | 307317106 |
10 | 133049148 |
11 | 69114881 |
12 | 38684050 |
13 | 2174560b |
14 | 13955428 |
15 | ba31e83 |
hex | 7ee2b3c |
133049148 has 24 divisors (see below), whose sum is σ = 320463360. Its totient is φ = 42918960.
The previous prime is 133049093. The next prime is 133049171. The reversal of 133049148 is 841940331.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178458 + ... + 179201.
It is an arithmetic number, because the mean of its divisors is an integer number (13352640).
Almost surely, 2133049148 is an apocalyptic number.
It is an amenable number.
133049148 is an abundant number, since it is smaller than the sum of its proper divisors (187414212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133049148 is a wasteful number, since it uses less digits than its factorization.
133049148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357697 (or 357695 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 133049148 is about 11534.6932338923. The cubic root of 133049148 is about 510.5097402535.
Adding to 133049148 its reverse (841940331), we get a palindrome (974989479).
The spelling of 133049148 in words is "one hundred thirty-three million, forty-nine thousand, one hundred forty-eight".
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