Base | Representation |
---|---|
bin | 1111111010011… |
… | …01000111011111 |
3 | 100022011202000202 |
4 | 13331031013133 |
5 | 233133010043 |
6 | 21125014115 |
7 | 3210414110 |
oct | 775150737 |
9 | 308152022 |
10 | 133485023 |
11 | 69392301 |
12 | 3885433b |
13 | 21868b29 |
14 | 13a2a207 |
15 | babb1b8 |
hex | 7f4d1df |
133485023 has 8 divisors (see below), whose sum is σ = 152632992. Its totient is φ = 114356736.
The previous prime is 133485017. The next prime is 133485049. The reversal of 133485023 is 320584331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 133485023 - 24 = 133485007 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133485073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15011 + ... + 22187.
It is an arithmetic number, because the mean of its divisors is an integer number (19079124).
Almost surely, 2133485023 is an apocalyptic number.
133485023 is a deficient number, since it is larger than the sum of its proper divisors (19147969).
133485023 is an equidigital number, since it uses as much as digits as its factorization.
133485023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9841.
The product of its (nonzero) digits is 8640, while the sum is 29.
The square root of 133485023 is about 11553.5718719364. The cubic root of 133485023 is about 511.0666168769.
The spelling of 133485023 in words is "one hundred thirty-three million, four hundred eighty-five thousand, twenty-three".
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