Base | Representation |
---|---|
bin | 1010101111111… |
… | …1000110001101 |
3 | 10010211120002101 |
4 | 2223333012031 |
5 | 43020210234 |
6 | 4250155101 |
7 | 1055134231 |
oct | 253770615 |
9 | 103746071 |
10 | 45085069 |
11 | 234a4097 |
12 | 13122a91 |
13 | 9457273 |
14 | 5db85c1 |
15 | 3e58814 |
hex | 2aff18d |
45085069 has 2 divisors, whose sum is σ = 45085070. Its totient is φ = 45085068.
The previous prime is 45085031. The next prime is 45085121. The reversal of 45085069 is 96058054.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 34928100 + 10156969 = 5910^2 + 3187^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-45085069 is a prime.
It is a super-2 number, since 2×450850692 = 4065326893469522, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (45085009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22542534 + 22542535.
It is an arithmetic number, because the mean of its divisors is an integer number (22542535).
Almost surely, 245085069 is an apocalyptic number.
It is an amenable number.
45085069 is a deficient number, since it is larger than the sum of its proper divisors (1).
45085069 is an equidigital number, since it uses as much as digits as its factorization.
45085069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 43200, while the sum is 37.
The square root of 45085069 is about 6714.5416075857. The cubic root of 45085069 is about 355.9133236991.
The spelling of 45085069 in words is "forty-five million, eighty-five thousand, sixty-nine".
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