Base | Representation |
---|---|
bin | 10110101110101111… |
… | …11001110011000111 |
3 | 1011111110122222101101 |
4 | 23113113321303013 |
5 | 144443021131322 |
6 | 5334531040531 |
7 | 611260233124 |
oct | 132727716307 |
9 | 34443588341 |
10 | 12203302087 |
11 | 51a249a529 |
12 | 2446a40147 |
13 | 11c6306b12 |
14 | 83aa1d74b |
15 | 4b652d327 |
hex | 2d75f9cc7 |
12203302087 has 2 divisors, whose sum is σ = 12203302088. Its totient is φ = 12203302086.
The previous prime is 12203302043. The next prime is 12203302103. The reversal of 12203302087 is 78020330221.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12203302087 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12203312087) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101651043 + 6101651044.
It is an arithmetic number, because the mean of its divisors is an integer number (6101651044).
Almost surely, 212203302087 is an apocalyptic number.
12203302087 is a deficient number, since it is larger than the sum of its proper divisors (1).
12203302087 is an equidigital number, since it uses as much as digits as its factorization.
12203302087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4032, while the sum is 28.
The spelling of 12203302087 in words is "twelve billion, two hundred three million, three hundred two thousand, eighty-seven".
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