Base | Representation |
---|---|
bin | 1010110000110… |
… | …1001011001110 |
3 | 10010221111012010 |
4 | 2230031023032 |
5 | 43024031414 |
6 | 4251322050 |
7 | 1055464320 |
oct | 254151316 |
9 | 103844163 |
10 | 45142734 |
11 | 2353344a |
12 | 13150326 |
13 | 94775a0 |
14 | 5dd1610 |
15 | 3e6a959 |
hex | 2b0d2ce |
45142734 has 64 divisors (see below), whose sum is σ = 114992640. Its totient is φ = 11491200.
The previous prime is 45142717. The next prime is 45142751. The reversal of 45142734 is 43724154.
45142734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (45142717) and next prime (45142751).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14409 + ... + 17259.
It is an arithmetic number, because the mean of its divisors is an integer number (1796760).
Almost surely, 245142734 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 45142734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57496320).
45142734 is an abundant number, since it is smaller than the sum of its proper divisors (69849906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45142734 is a wasteful number, since it uses less digits than its factorization.
45142734 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2905.
The product of its digits is 13440, while the sum is 30.
The square root of 45142734 is about 6718.8342738901. The cubic root of 45142734 is about 356.0649999144.
Adding to 45142734 its reverse (43724154), we get a palindrome (88866888).
The spelling of 45142734 in words is "forty-five million, one hundred forty-two thousand, seven hundred thirty-four".
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