Base | Representation |
---|---|
bin | 100010010001110… |
… | …0011010100010001 |
3 | 2222011020201011011 |
4 | 1010203203110101 |
5 | 4323420423020 |
6 | 310044050521 |
7 | 40334200300 |
oct | 10443432421 |
9 | 2864221134 |
10 | 1150170385 |
11 | 540272041 |
12 | 281233a41 |
13 | 1543987c0 |
14 | aca7c437 |
15 | 6ae9635a |
hex | 448e3511 |
1150170385 has 48 divisors (see below), whose sum is σ = 1735860672. Its totient is φ = 725155200.
The previous prime is 1150170379. The next prime is 1150170389. The reversal of 1150170385 is 5830710511.
It is not a de Polignac number, because 1150170385 - 27 = 1150170257 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1150170389) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1053690 + ... + 1054780.
It is an arithmetic number, because the mean of its divisors is an integer number (36163764).
Almost surely, 21150170385 is an apocalyptic number.
It is an amenable number.
1150170385 is a deficient number, since it is larger than the sum of its proper divisors (585690287).
1150170385 is a wasteful number, since it uses less digits than its factorization.
1150170385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1454 (or 1447 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 31.
The square root of 1150170385 is about 33914.1620123511. The cubic root of 1150170385 is about 1047.7412928149.
Adding to 1150170385 its reverse (5830710511), we get a palindrome (6980880896).
The spelling of 1150170385 in words is "one billion, one hundred fifty million, one hundred seventy thousand, three hundred eighty-five".
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