Base | Representation |
---|---|
bin | 1010110010001… |
… | …0100010000101 |
3 | 10011002221012002 |
4 | 2230202202011 |
5 | 43034331323 |
6 | 4253235045 |
7 | 1056310340 |
oct | 254424205 |
9 | 104087162 |
10 | 45230213 |
11 | 23593146 |
12 | 13192a85 |
13 | 94a8352 |
14 | 6015457 |
15 | 3e86828 |
hex | 2b22885 |
45230213 has 8 divisors (see below), whose sum is σ = 53939328. Its totient is φ = 37083024.
The previous prime is 45230191. The next prime is 45230261. The reversal of 45230213 is 31203254.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 45230213 - 28 = 45229957 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45230513) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140306 + ... + 140627.
It is an arithmetic number, because the mean of its divisors is an integer number (6742416).
Almost surely, 245230213 is an apocalyptic number.
It is an amenable number.
45230213 is a deficient number, since it is larger than the sum of its proper divisors (8709115).
45230213 is a wasteful number, since it uses less digits than its factorization.
45230213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280963.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 45230213 is about 6725.3411065908. The cubic root of 45230213 is about 356.2948494679.
Adding to 45230213 its reverse (31203254), we get a palindrome (76433467).
The spelling of 45230213 in words is "forty-five million, two hundred thirty thousand, two hundred thirteen".
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