Base | Representation |
---|---|
bin | 1010110101000… |
… | …0101100011001 |
3 | 10011110112112220 |
4 | 2231100230121 |
5 | 43111404124 |
6 | 4301254253 |
7 | 1061025516 |
oct | 255205431 |
9 | 104415486 |
10 | 45419289 |
11 | 23702203 |
12 | 13264389 |
13 | 9543426 |
14 | 606430d |
15 | 3ec2879 |
hex | 2b50b19 |
45419289 has 4 divisors (see below), whose sum is σ = 60559056. Its totient is φ = 30279524.
The previous prime is 45419263. The next prime is 45419299. The reversal of 45419289 is 98291454.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 45419289 - 216 = 45353753 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 45419289.
It is not an unprimeable number, because it can be changed into a prime (45419219) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7569879 + ... + 7569884.
It is an arithmetic number, because the mean of its divisors is an integer number (15139764).
Almost surely, 245419289 is an apocalyptic number.
It is an amenable number.
45419289 is a deficient number, since it is larger than the sum of its proper divisors (15139767).
45419289 is a wasteful number, since it uses less digits than its factorization.
45419289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15139766.
The product of its digits is 103680, while the sum is 42.
The square root of 45419289 is about 6739.3834287715. The cubic root of 45419289 is about 356.7906327558.
The spelling of 45419289 in words is "forty-five million, four hundred nineteen thousand, two hundred eighty-nine".
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