Base | Representation |
---|---|
bin | 1110101010011… |
… | …10000011010001 |
3 | 22120110012111222 |
4 | 13111032003101 |
5 | 222442044324 |
6 | 20112214425 |
7 | 3022336406 |
oct | 725160321 |
9 | 276405458 |
10 | 123003089 |
11 | 63483050 |
12 | 3523a415 |
13 | 1c638ac1 |
14 | 1249c2ad |
15 | abea55e |
hex | 754e0d1 |
123003089 has 24 divisors (see below), whose sum is σ = 141740928. Its totient is φ = 105774240.
The previous prime is 123003061. The next prime is 123003217. The reversal of 123003089 is 980300321.
It is a de Polignac number, because none of the positive numbers 2k-123003089 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123003689) 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 23 ways as a sum of consecutive naturals, for example, 1835834 + ... + 1835900.
It is an arithmetic number, because the mean of its divisors is an integer number (5905872).
Almost surely, 2123003089 is an apocalyptic number.
It is an amenable number.
123003089 is a deficient number, since it is larger than the sum of its proper divisors (18737839).
123003089 is an equidigital number, since it uses as much as digits as its factorization.
123003089 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245 (or 178 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 26.
The square root of 123003089 is about 11090.6757684101. The cubic root of 123003089 is about 497.3231464853.
The spelling of 123003089 in words is "one hundred twenty-three million, three thousand, eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •