Base | Representation |
---|---|
bin | 1110000110110… |
… | …01010001001101 |
3 | 22020122210212002 |
4 | 13003121101031 |
5 | 220243033240 |
6 | 15424122045 |
7 | 2634535502 |
oct | 703312115 |
9 | 266583762 |
10 | 118330445 |
11 | 60881462 |
12 | 33766325 |
13 | 1b69101c |
14 | 11a034a9 |
15 | a5c5d15 |
hex | 70d944d |
118330445 has 12 divisors (see below), whose sum is σ = 144000756. Its totient is φ = 93346560.
The previous prime is 118330439. The next prime is 118330447. The reversal of 118330445 is 544033811.
It can be written as a sum of positive squares in 6 ways, for example, as 434281 + 117896164 = 659^2 + 10858^2 .
It is not a de Polignac number, because 118330445 - 214 = 118314061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (118330447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24425 + ... + 28865.
It is an arithmetic number, because the mean of its divisors is an integer number (12000063).
Almost surely, 2118330445 is an apocalyptic number.
118330445 is the 8882-nd pentagonal number.
It is an amenable number.
118330445 is a deficient number, since it is larger than the sum of its proper divisors (25670311).
118330445 is an frugal number, since it uses more digits than its factorization.
118330445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4592 (or 4519 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 118330445 is about 10877.9798216397. The cubic root of 118330445 is about 490.9442364735.
The spelling of 118330445 in words is "one hundred eighteen million, three hundred thirty thousand, four hundred forty-five".
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