Base | Representation |
---|---|
bin | 100111000000… |
… | …011011101001 |
3 | 201020111120222 |
4 | 213000123221 |
5 | 10104203020 |
6 | 1003055425 |
7 | 152625422 |
oct | 47003351 |
9 | 21214528 |
10 | 10225385 |
11 | 5854535 |
12 | 3511575 |
13 | 2170331 |
14 | 1502649 |
15 | d6eb25 |
hex | 9c06e9 |
10225385 has 4 divisors (see below), whose sum is σ = 12270468. Its totient is φ = 8180304.
The previous prime is 10225379. The next prime is 10225387. The reversal of 10225385 is 58352201.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1605289 + 8620096 = 1267^2 + 2936^2 .
It is a cyclic number.
It is not a de Polignac number, because 10225385 - 28 = 10225129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10225387) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1022534 + ... + 1022543.
It is an arithmetic number, because the mean of its divisors is an integer number (3067617).
Almost surely, 210225385 is an apocalyptic number.
It is an amenable number.
10225385 is a deficient number, since it is larger than the sum of its proper divisors (2045083).
10225385 is an equidigital number, since it uses as much as digits as its factorization.
10225385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2045082.
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 10225385 is about 3197.7155908554. The cubic root of 10225385 is about 217.0500496870.
Adding to 10225385 its reverse (58352201), we get a palindrome (68577586).
The spelling of 10225385 in words is "ten million, two hundred twenty-five thousand, three hundred eighty-five".
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