Base | Representation |
---|---|
bin | 1111111000011… |
… | …11000011000011 |
3 | 100021200211021121 |
4 | 13330033003003 |
5 | 233101341122 |
6 | 21115333111 |
7 | 3205304644 |
oct | 774170303 |
9 | 307624247 |
10 | 133230787 |
11 | 69229298 |
12 | 38751197 |
13 | 217aa1b1 |
14 | 139a16cb |
15 | ba6abc7 |
hex | 7f0f0c3 |
133230787 has 2 divisors, whose sum is σ = 133230788. Its totient is φ = 133230786.
The previous prime is 133230749. The next prime is 133230827. The reversal of 133230787 is 787032331.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 133230787 - 27 = 133230659 is a prime.
It is a zygodrome in base 2.
It is not a weakly prime, because it can be changed into another prime (133230707) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66615393 + 66615394.
It is an arithmetic number, because the mean of its divisors is an integer number (66615394).
Almost surely, 2133230787 is an apocalyptic number.
133230787 is a deficient number, since it is larger than the sum of its proper divisors (1).
133230787 is an equidigital number, since it uses as much as digits as its factorization.
133230787 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 21168, while the sum is 34.
The square root of 133230787 is about 11542.5641432049. The cubic root of 133230787 is about 510.7419509675.
The spelling of 133230787 in words is "one hundred thirty-three million, two hundred thirty thousand, seven hundred eighty-seven".
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