Base | Representation |
---|---|
bin | 1010110001110… |
… | …1010111010101 |
3 | 10011001212011002 |
4 | 2230131113111 |
5 | 43033142140 |
6 | 4252553045 |
7 | 1056161540 |
oct | 254352725 |
9 | 104055132 |
10 | 45209045 |
11 | 23579252 |
12 | 13182785 |
13 | 949b81b |
14 | 600b857 |
15 | 3e80415 |
hex | 2b1d5d5 |
45209045 has 16 divisors (see below), whose sum is σ = 63054720. Its totient is φ = 30473664.
The previous prime is 45209027. The next prime is 45209051. The reversal of 45209045 is 54090254.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 45209045 - 26 = 45208981 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 45208999 and 45209017.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8882 + ... + 13011.
It is an arithmetic number, because the mean of its divisors is an integer number (3940920).
Almost surely, 245209045 is an apocalyptic number.
It is an amenable number.
45209045 is a deficient number, since it is larger than the sum of its proper divisors (17845675).
45209045 is a wasteful number, since it uses less digits than its factorization.
45209045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21964.
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 45209045 is about 6723.7671732445. The cubic root of 45209045 is about 356.2392581146.
Adding to 45209045 its reverse (54090254), we get a palindrome (99299299).
The spelling of 45209045 in words is "forty-five million, two hundred nine thousand, forty-five".
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