Base | Representation |
---|---|
bin | 1010111101101… |
… | …1010011011110 |
3 | 10012112101100122 |
4 | 2233123103132 |
5 | 43233041123 |
6 | 4321354542 |
7 | 1065611666 |
oct | 257332336 |
9 | 105471318 |
10 | 45987038 |
11 | 23a5a819 |
12 | 13498a52 |
13 | 96b1986 |
14 | 61711a6 |
15 | 4085bc8 |
hex | 2bdb4de |
45987038 has 16 divisors (see below), whose sum is σ = 71111040. Its totient is φ = 22291416.
The previous prime is 45987037. The next prime is 45987047. The reversal of 45987038 is 83078954.
It is a super-2 number, since 2×459870382 = 4229615328026888, which contains 22 as substring.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 45987038.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45987031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10031 + ... + 13877.
It is an arithmetic number, because the mean of its divisors is an integer number (4444440).
Almost surely, 245987038 is an apocalyptic number.
45987038 is a deficient number, since it is larger than the sum of its proper divisors (25124002).
45987038 is a wasteful number, since it uses less digits than its factorization.
45987038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4031.
The product of its (nonzero) digits is 241920, while the sum is 44.
The square root of 45987038 is about 6781.3743444821. The cubic root of 45987038 is about 358.2711292541.
The spelling of 45987038 in words is "forty-five million, nine hundred eighty-seven thousand, thirty-eight".
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