Base | Representation |
---|---|
bin | 1110111000111010010101 |
3 | 21100022002012 |
4 | 32320322111 |
5 | 1444400000 |
6 | 215354005 |
7 | 45114242 |
oct | 16707225 |
9 | 7308065 |
10 | 3903125 |
11 | 2226526 |
12 | 1382905 |
13 | a68755 |
14 | 7385c9 |
15 | 521735 |
hex | 3b8e95 |
3903125 has 12 divisors (see below), whose sum is σ = 4882500. Its totient is φ = 3120000.
The previous prime is 3903101. The next prime is 3903127. The reversal of 3903125 is 5213093.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 3352561 + 550564 = 1831^2 + 742^2 .
It is not a de Polignac number, because 3903125 - 214 = 3886741 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 3903125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3903127) 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 11 ways as a sum of consecutive naturals, for example, 2501 + ... + 3749.
It is an arithmetic number, because the mean of its divisors is an integer number (406875).
Almost surely, 23903125 is an apocalyptic number.
It is an amenable number.
3903125 is a deficient number, since it is larger than the sum of its proper divisors (979375).
3903125 is an frugal number, since it uses more digits than its factorization.
3903125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1274 (or 1254 counting only the distinct ones).
The product of its (nonzero) digits is 810, while the sum is 23.
The square root of 3903125 is about 1975.6328100130. The cubic root of 3903125 is about 157.4481226643.
The spelling of 3903125 in words is "three million, nine hundred three thousand, one hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •