Base | Representation |
---|---|
bin | 1111001010110111… |
… | …0000011010010101 |
3 | 101111210100011001111 |
4 | 3302231300122111 |
5 | 31314423043140 |
6 | 1512022455021 |
7 | 202624055254 |
oct | 36255603225 |
9 | 11453304044 |
10 | 4072081045 |
11 | 17aa64683a |
12 | 957894471 |
13 | 4cb83b516 |
14 | 2a8b5879b |
15 | 18c7627ea |
hex | f2b70695 |
4072081045 has 8 divisors (see below), whose sum is σ = 5143681440. Its totient is φ = 3086208720.
The previous prime is 4072081031. The next prime is 4072081051. The reversal of 4072081045 is 5401802704.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-4072081045 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 4072080998 and 4072081016.
It is a congruent number.
It is an unprimeable number.
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, 21431911 + ... + 21432100.
It is an arithmetic number, because the mean of its divisors is an integer number (642960180).
Almost surely, 24072081045 is an apocalyptic number.
It is an amenable number.
4072081045 is a deficient number, since it is larger than the sum of its proper divisors (1071600395).
4072081045 is a wasteful number, since it uses less digits than its factorization.
4072081045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42864035.
The product of its (nonzero) digits is 8960, while the sum is 31.
The square root of 4072081045 is about 63812.8595582426. The cubic root of 4072081045 is about 1596.8794706263.
Adding to 4072081045 its reverse (5401802704), we get a palindrome (9473883749).
The spelling of 4072081045 in words is "four billion, seventy-two million, eighty-one thousand, forty-five".
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