Base | Representation |
---|---|
bin | 111101001001… |
… | …100101000011 |
3 | 1010011102001102 |
4 | 331021211003 |
5 | 13100430034 |
6 | 1331325015 |
7 | 253152515 |
oct | 75114503 |
9 | 33142042 |
10 | 16030019 |
11 | 9059655 |
12 | 545076b |
13 | 3423425 |
14 | 21b3bb5 |
15 | 161997e |
hex | f49943 |
16030019 has 2 divisors, whose sum is σ = 16030020. Its totient is φ = 16030018.
The previous prime is 16029973. The next prime is 16030037. The reversal of 16030019 is 91003061.
16030019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is an emirp because it is prime and its reverse (91003061) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 16030019 - 212 = 16025923 is a prime.
It is a super-2 number, since 2×160300192 = 513923018280722, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (16030919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8015009 + 8015010.
It is an arithmetic number, because the mean of its divisors is an integer number (8015010).
Almost surely, 216030019 is an apocalyptic number.
16030019 is a deficient number, since it is larger than the sum of its proper divisors (1).
16030019 is an equidigital number, since it uses as much as digits as its factorization.
16030019 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 162, while the sum is 20.
The square root of 16030019 is about 4003.7506166094. The cubic root of 16030019 is about 252.1417014005.
The spelling of 16030019 in words is "sixteen million, thirty thousand, nineteen".
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