Base | Representation |
---|---|
bin | 111001111010… |
… | …1110101011101 |
3 | 2010010210210021 |
4 | 1303311311131 |
5 | 30233221234 |
6 | 3002512141 |
7 | 516054505 |
oct | 163656535 |
9 | 63123707 |
10 | 30367069 |
11 | 16161257 |
12 | a205651 |
13 | 63a30a5 |
14 | 4066a05 |
15 | 29ec9b4 |
hex | 1cf5d5d |
30367069 has 2 divisors, whose sum is σ = 30367070. Its totient is φ = 30367068.
The previous prime is 30367037. The next prime is 30367079. The reversal of 30367069 is 96076303.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 28836900 + 1530169 = 5370^2 + 1237^2 .
It is a cyclic number.
It is not a de Polignac number, because 30367069 - 25 = 30367037 is a prime.
It is a super-2 number, since 2×303670692 = 1844317759301522, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30367079) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15183534 + 15183535.
It is an arithmetic number, because the mean of its divisors is an integer number (15183535).
Almost surely, 230367069 is an apocalyptic number.
It is an amenable number.
30367069 is a deficient number, since it is larger than the sum of its proper divisors (1).
30367069 is an equidigital number, since it uses as much as digits as its factorization.
30367069 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 20412, while the sum is 34.
The square root of 30367069 is about 5510.6323593577. The cubic root of 30367069 is about 311.9854153000.
The spelling of 30367069 in words is "thirty million, three hundred sixty-seven thousand, sixty-nine".
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