Base | Representation |
---|---|
bin | 11100001001011100… |
… | …000101001000101111 |
3 | 2220000022010221012022 |
4 | 130021130011020233 |
5 | 443344110031322 |
6 | 21515002300355 |
7 | 2116646225066 |
oct | 341134051057 |
9 | 86008127168 |
10 | 30223127087 |
11 | 118aa19278a |
12 | 5a357b76bb |
13 | 2b08688c6a |
14 | 1669d2b1dd |
15 | bbd500942 |
hex | 70970522f |
30223127087 has 2 divisors, whose sum is σ = 30223127088. Its totient is φ = 30223127086.
The previous prime is 30223127041. The next prime is 30223127107. The reversal of 30223127087 is 78072132203.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30223127087 - 28 = 30223126831 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30223627087) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15111563543 + 15111563544.
It is an arithmetic number, because the mean of its divisors is an integer number (15111563544).
Almost surely, 230223127087 is an apocalyptic number.
30223127087 is a deficient number, since it is larger than the sum of its proper divisors (1).
30223127087 is an equidigital number, since it uses as much as digits as its factorization.
30223127087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 28224, while the sum is 35.
The spelling of 30223127087 in words is "thirty billion, two hundred twenty-three million, one hundred twenty-seven thousand, eighty-seven".
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