Base | Representation |
---|---|
bin | 1111111001011… |
… | …01100101001001 |
3 | 100021221011211112 |
4 | 13330231211021 |
5 | 233114341344 |
6 | 21122140105 |
7 | 3206335364 |
oct | 774554511 |
9 | 307834745 |
10 | 133355849 |
11 | 69304250 |
12 | 387b1635 |
13 | 218220b3 |
14 | 139d50db |
15 | ba92c9e |
hex | 7f2d949 |
133355849 has 8 divisors (see below), whose sum is σ = 145572960. Its totient is φ = 121154400.
The previous prime is 133355797. The next prime is 133355861. The reversal of 133355849 is 948553331.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-133355849 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (133355749) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20597 + ... + 26285.
It is an arithmetic number, because the mean of its divisors is an integer number (18196620).
Almost surely, 2133355849 is an apocalyptic number.
It is an amenable number.
133355849 is a deficient number, since it is larger than the sum of its proper divisors (12217111).
133355849 is a wasteful number, since it uses less digits than its factorization.
133355849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7831.
The product of its digits is 194400, while the sum is 41.
The square root of 133355849 is about 11547.9802996022. The cubic root of 133355849 is about 510.9017099234.
The spelling of 133355849 in words is "one hundred thirty-three million, three hundred fifty-five thousand, eight hundred forty-nine".
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