Base | Representation |
---|---|
bin | 1110010101111… |
… | …11101110111101 |
3 | 22101102001010121 |
4 | 13022333232331 |
5 | 221300314010 |
6 | 15534534541 |
7 | 2660504635 |
oct | 712775675 |
9 | 271361117 |
10 | 120323005 |
11 | 61a12500 |
12 | 34367451 |
13 | 1bc0ac5a |
14 | 11da16c5 |
15 | a86b3da |
hex | 72bfbbd |
120323005 has 24 divisors (see below), whose sum is σ = 165626496. Its totient is φ = 83693280.
The previous prime is 120323003. The next prime is 120323011. The reversal of 120323005 is 500323021.
It is not a de Polignac number, because 120323005 - 21 = 120323003 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 120323005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120323003) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9592 + ... + 18238.
It is an arithmetic number, because the mean of its divisors is an integer number (6901104).
Almost surely, 2120323005 is an apocalyptic number.
It is an amenable number.
120323005 is a deficient number, since it is larger than the sum of its proper divisors (45303491).
120323005 is a wasteful number, since it uses less digits than its factorization.
120323005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8697 (or 8686 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 16.
The square root of 120323005 is about 10969.1843361300. The cubic root of 120323005 is about 493.6845732887.
Adding to 120323005 its sum of digits (16), we get a palindrome (120323021).
Adding to 120323005 its reverse (500323021), we get a palindrome (620646026).
The spelling of 120323005 in words is "one hundred twenty million, three hundred twenty-three thousand, five".
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