Base | Representation |
---|---|
bin | 111001111010… |
… | …1000110100101 |
3 | 2010010122200011 |
4 | 1303311012211 |
5 | 30233122234 |
6 | 3002450221 |
7 | 516042661 |
oct | 163650645 |
9 | 63118604 |
10 | 30364069 |
11 | 16159a7a |
12 | a203971 |
13 | 63a1908 |
14 | 40658a1 |
15 | 29ebb64 |
hex | 1cf51a5 |
30364069 has 2 divisors, whose sum is σ = 30364070. Its totient is φ = 30364068.
The previous prime is 30363997. The next prime is 30364079. The reversal of 30364069 is 96046303.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 30360100 + 3969 = 5510^2 + 63^2 .
It is a cyclic number.
It is not a de Polignac number, because 30364069 - 211 = 30362021 is a prime.
It is a super-2 number, since 2×303640692 = 1843953372473522, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30364069.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30364079) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15182034 + 15182035.
It is an arithmetic number, because the mean of its divisors is an integer number (15182035).
Almost surely, 230364069 is an apocalyptic number.
It is an amenable number.
30364069 is a deficient number, since it is larger than the sum of its proper divisors (1).
30364069 is an equidigital number, since it uses as much as digits as its factorization.
30364069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11664, while the sum is 31.
The square root of 30364069 is about 5510.3601515690. The cubic root of 30364069 is about 311.9751411544.
The spelling of 30364069 in words is "thirty million, three hundred sixty-four thousand, sixty-nine".
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