Base | Representation |
---|---|
bin | 110011001101… |
… | …100111111111 |
3 | 221021001211211 |
4 | 303031213333 |
5 | 11414101101 |
6 | 1155425251 |
7 | 222053245 |
oct | 63154777 |
9 | 27231754 |
10 | 13425151 |
11 | 763a573 |
12 | 45b5227 |
13 | 2a2089c |
14 | 1ad6795 |
15 | 12a2c51 |
hex | ccd9ff |
13425151 has 2 divisors, whose sum is σ = 13425152. Its totient is φ = 13425150.
The previous prime is 13425149. The next prime is 13425157. The reversal of 13425151 is 15152431.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13425151 - 21 = 13425149 is a prime.
It is a super-3 number, since 3×134251513 (a number of 22 digits) contains 333 as substring.
Together with 13425149, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13425157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6712575 + 6712576.
It is an arithmetic number, because the mean of its divisors is an integer number (6712576).
Almost surely, 213425151 is an apocalyptic number.
13425151 is a deficient number, since it is larger than the sum of its proper divisors (1).
13425151 is an equidigital number, since it uses as much as digits as its factorization.
13425151 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 600, while the sum is 22.
The square root of 13425151 is about 3664.0347978697. The cubic root of 13425151 is about 237.6692850333.
Adding to 13425151 its reverse (15152431), we get a palindrome (28577582).
The spelling of 13425151 in words is "thirteen million, four hundred twenty-five thousand, one hundred fifty-one".
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