Base | Representation |
---|---|
bin | 10000101010011000… |
… | …01010101001111001 |
3 | 212002102102201022012 |
4 | 20111030022221321 |
5 | 121310013223442 |
6 | 4035351535305 |
7 | 434451014012 |
oct | 102514125171 |
9 | 25072381265 |
10 | 8945445497 |
11 | 388051a66a |
12 | 189798a535 |
13 | ac738bb21 |
14 | 60c094009 |
15 | 375502582 |
hex | 21530aa79 |
8945445497 has 8 divisors (see below), whose sum is σ = 9012165120. Its totient is φ = 8878759920.
The previous prime is 8945445451. The next prime is 8945445521. The reversal of 8945445497 is 7945445498.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 8945445497 - 218 = 8945183353 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8945445427) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802472 + ... + 813542.
It is an arithmetic number, because the mean of its divisors is an integer number (1126520640).
Almost surely, 28945445497 is an apocalyptic number.
It is an amenable number.
8945445497 is a deficient number, since it is larger than the sum of its proper divisors (66719623).
8945445497 is a wasteful number, since it uses less digits than its factorization.
8945445497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17023.
The product of its digits is 29030400, while the sum is 59.
The square root of 8945445497 is about 94580.3652826526. The cubic root of 8945445497 is about 2075.8724156139.
Subtracting from 8945445497 its reverse (7945445498), we obtain a palindrome (999999999).
The spelling of 8945445497 in words is "eight billion, nine hundred forty-five million, four hundred forty-five thousand, four hundred ninety-seven".
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