Base | Representation |
---|---|
bin | 1110101100111… |
… | …00001010000101 |
3 | 22121001110101000 |
4 | 13112130022011 |
5 | 223032314023 |
6 | 20123123513 |
7 | 3025141212 |
oct | 726341205 |
9 | 277043330 |
10 | 123323013 |
11 | 63681450 |
12 | 35373599 |
13 | 1c71b5c8 |
14 | 12542b09 |
15 | ac60243 |
hex | 759c285 |
123323013 has 32 divisors (see below), whose sum is σ = 199987200. Its totient is φ = 74487600.
The previous prime is 123323009. The next prime is 123323017. The reversal of 123323013 is 310323321.
It is an interprime number because it is at equal distance from previous prime (123323009) and next prime (123323017).
It is not a de Polignac number, because 123323013 - 22 = 123323009 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123323017) 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 31 ways as a sum of consecutive naturals, for example, 123948 + ... + 124938.
It is an arithmetic number, because the mean of its divisors is an integer number (6249600).
Almost surely, 2123323013 is an apocalyptic number.
It is an amenable number.
123323013 is a deficient number, since it is larger than the sum of its proper divisors (76664187).
123323013 is a wasteful number, since it uses less digits than its factorization.
123323013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1430 (or 1424 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
The square root of 123323013 is about 11105.0895088693. The cubic root of 123323013 is about 497.7539428961.
Adding to 123323013 its reverse (310323321), we get a palindrome (433646334).
The spelling of 123323013 in words is "one hundred twenty-three million, three hundred twenty-three thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •