Base | Representation |
---|---|
bin | 1111111001000… |
… | …01011011100111 |
3 | 100021211122120111 |
4 | 13330201123213 |
5 | 233111243322 |
6 | 21121113451 |
7 | 3206040325 |
oct | 774413347 |
9 | 307748514 |
10 | 133306087 |
11 | 6927a922 |
12 | 38788887 |
13 | 21805555 |
14 | 139c0d15 |
15 | ba83177 |
hex | 7f216e7 |
133306087 has 2 divisors, whose sum is σ = 133306088. Its totient is φ = 133306086.
The previous prime is 133306067. The next prime is 133306093. The reversal of 133306087 is 780603331.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-133306087 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (133306037) by changing a digit.
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 as a sum of consecutive naturals, namely, 66653043 + 66653044.
It is an arithmetic number, because the mean of its divisors is an integer number (66653044).
Almost surely, 2133306087 is an apocalyptic number.
133306087 is a deficient number, since it is larger than the sum of its proper divisors (1).
133306087 is an equidigital number, since it uses as much as digits as its factorization.
133306087 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 9072, while the sum is 31.
The square root of 133306087 is about 11545.8255226727. The cubic root of 133306087 is about 510.8381540214.
The spelling of 133306087 in words is "one hundred thirty-three million, three hundred six thousand, eighty-seven".
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