Base | Representation |
---|---|
bin | 10000100110100001… |
… | …11100101001111101 |
3 | 212000011122122120221 |
4 | 20103100330221331 |
5 | 121223231110240 |
6 | 4032235341341 |
7 | 433606322602 |
oct | 102320745175 |
9 | 25004578527 |
10 | 8913144445 |
11 | 3864268387 |
12 | 1888bb1851 |
13 | ac078c68a |
14 | 607a866a9 |
15 | 372771a4a |
hex | 21343ca7d |
8913144445 has 8 divisors (see below), whose sum is σ = 10696282200. Its totient is φ = 7130176320.
The previous prime is 8913144419. The next prime is 8913144451. The reversal of 8913144445 is 5444413198.
8913144445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 6692569 + 8906451876 = 2587^2 + 94374^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8913144445 - 25 = 8913144413 is a prime.
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, 169131 + ... + 215479.
It is an arithmetic number, because the mean of its divisors is an integer number (1337035275).
Almost surely, 28913144445 is an apocalyptic number.
It is an amenable number.
8913144445 is a deficient number, since it is larger than the sum of its proper divisors (1783137755).
8913144445 is a wasteful number, since it uses less digits than its factorization.
8913144445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84815.
The product of its digits is 276480, while the sum is 43.
The square root of 8913144445 is about 94409.4510364296. The cubic root of 8913144445 is about 2073.3708173769.
The spelling of 8913144445 in words is "eight billion, nine hundred thirteen million, one hundred forty-four thousand, four hundred forty-five".
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