Base | Representation |
---|---|
bin | 101111100011… |
… | …0011111110001 |
3 | 1201220120221001 |
4 | 1133012133301 |
5 | 22340232124 |
6 | 2250202001 |
7 | 421622026 |
oct | 137063761 |
9 | 51816831 |
10 | 24930289 |
11 | 1308854a |
12 | 8423301 |
13 | 521b567 |
14 | 344d54d |
15 | 22c6b44 |
hex | 17c67f1 |
24930289 has 2 divisors, whose sum is σ = 24930290. Its totient is φ = 24930288.
The previous prime is 24930287. The next prime is 24930331. The reversal of 24930289 is 98203942.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 19289664 + 5640625 = 4392^2 + 2375^2 .
It is a cyclic number.
It is not a de Polignac number, because 24930289 - 21 = 24930287 is a prime.
Together with 24930287, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (24930287) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12465144 + 12465145.
It is an arithmetic number, because the mean of its divisors is an integer number (12465145).
Almost surely, 224930289 is an apocalyptic number.
It is an amenable number.
24930289 is a deficient number, since it is larger than the sum of its proper divisors (1).
24930289 is an equidigital number, since it uses as much as digits as its factorization.
24930289 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 31104, while the sum is 37.
The square root of 24930289 is about 4993.0240335893. The cubic root of 24930289 is about 292.1297392129.
The spelling of 24930289 in words is "twenty-four million, nine hundred thirty thousand, two hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •