Base | Representation |
---|---|
bin | 11100000101110110… |
… | …110110100000011011 |
3 | 2212212010001222222102 |
4 | 130011312312200123 |
5 | 443233214124222 |
6 | 21505014314015 |
7 | 2115316402004 |
oct | 340566664033 |
9 | 85763058872 |
10 | 30163036187 |
11 | 1187927a589 |
12 | 5a1965890b |
13 | 2ac90a980b |
14 | 1661d681ab |
15 | bb80d0d92 |
hex | 705db681b |
30163036187 has 2 divisors, whose sum is σ = 30163036188. Its totient is φ = 30163036186.
The previous prime is 30163036103. The next prime is 30163036201. The reversal of 30163036187 is 78163036103.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30163036187 - 212 = 30163032091 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a self number, because there is not a number n which added to its sum of digits gives 30163036187.
It is not a weakly prime, because it can be changed into another prime (30163036987) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15081518093 + 15081518094.
It is an arithmetic number, because the mean of its divisors is an integer number (15081518094).
Almost surely, 230163036187 is an apocalyptic number.
30163036187 is a deficient number, since it is larger than the sum of its proper divisors (1).
30163036187 is an equidigital number, since it uses as much as digits as its factorization.
30163036187 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54432, while the sum is 38.
The spelling of 30163036187 in words is "thirty billion, one hundred sixty-three million, thirty-six thousand, one hundred eighty-seven".
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