Base | Representation |
---|---|
bin | 110011001101… |
… | …001011011101 |
3 | 221020222100012 |
4 | 303031023131 |
5 | 11414021300 |
6 | 1155413005 |
7 | 222045026 |
oct | 63151335 |
9 | 27228305 |
10 | 13423325 |
11 | 7639163 |
12 | 45b4165 |
13 | 2a1cac6 |
14 | 1ad5c4d |
15 | 12a2435 |
hex | ccd2dd |
13423325 has 6 divisors (see below), whose sum is σ = 16644954. Its totient is φ = 10738640.
The previous prime is 13423321. The next prime is 13423327. The reversal of 13423325 is 52332431.
It can be written as a sum of positive squares in 3 ways, for example, as 1444804 + 11978521 = 1202^2 + 3461^2 .
It is not a de Polignac number, because 13423325 - 22 = 13423321 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13423325.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13423321) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 268442 + ... + 268491.
It is an arithmetic number, because the mean of its divisors is an integer number (2774159).
Almost surely, 213423325 is an apocalyptic number.
It is an amenable number.
13423325 is a deficient number, since it is larger than the sum of its proper divisors (3221629).
13423325 is an equidigital number, since it uses as much as digits as its factorization.
13423325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 536943 (or 536938 counting only the distinct ones).
The product of its digits is 2160, while the sum is 23.
The square root of 13423325 is about 3663.7856105400. The cubic root of 13423325 is about 237.6585091448.
Adding to 13423325 its reverse (52332431), we get a palindrome (65755756).
The spelling of 13423325 in words is "thirteen million, four hundred twenty-three thousand, three hundred twenty-five".
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