Base | Representation |
---|---|
bin | 1010101110110… |
… | …1010000101111 |
3 | 10010200211212200 |
4 | 2223231100233 |
5 | 43010341030 |
6 | 4244432543 |
7 | 1054411236 |
oct | 253552057 |
9 | 103624780 |
10 | 45012015 |
11 | 23454214 |
12 | 130a8753 |
13 | 942cc39 |
14 | 5d99b1d |
15 | 3e41d60 |
hex | 2aed42f |
45012015 has 24 divisors (see below), whose sum is σ = 78444288. Its totient is φ = 23876160.
The previous prime is 45011983. The next prime is 45012029. The reversal of 45012015 is 51021054.
It is not a de Polignac number, because 45012015 - 25 = 45011983 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5977 + ... + 11213.
It is an arithmetic number, because the mean of its divisors is an integer number (3268512).
Almost surely, 245012015 is an apocalyptic number.
45012015 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
45012015 is a deficient number, since it is larger than the sum of its proper divisors (33432273).
45012015 is a wasteful number, since it uses less digits than its factorization.
45012015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5439 (or 5436 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 45012015 is about 6709.0994179547. The cubic root of 45012015 is about 355.7209839824.
Adding to 45012015 its reverse (51021054), we get a palindrome (96033069).
The spelling of 45012015 in words is "forty-five million, twelve thousand, fifteen".
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