Base | Representation |
---|---|
bin | 1110010011101011100001 |
3 | 21001112220001 |
4 | 32103223201 |
5 | 1430010000 |
6 | 212220001 |
7 | 43610524 |
oct | 16235341 |
9 | 7045801 |
10 | 3750625 |
11 | 213199a |
12 | 130a601 |
13 | a14208 |
14 | 6d8bbb |
15 | 4e146a |
hex | 393ae1 |
3750625 has 20 divisors (see below), whose sum is σ = 4976532. Its totient is φ = 2816000.
The previous prime is 3750623. The next prime is 3750631. The reversal of 3750625 is 5260573.
It can be written as a sum of positive squares in 10 ways, for example, as 2547216 + 1203409 = 1596^2 + 1097^2 .
It is not a de Polignac number, because 3750625 - 21 = 3750623 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3750593 and 3750602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3750623) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10449 + ... + 10801.
Almost surely, 23750625 is an apocalyptic number.
It is an amenable number.
3750625 is a deficient number, since it is larger than the sum of its proper divisors (1225907).
3750625 is an equidigital number, since it uses as much as digits as its factorization.
3750625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390 (or 375 counting only the distinct ones).
The product of its (nonzero) digits is 6300, while the sum is 28.
The square root of 3750625 is about 1936.6530406864. The cubic root of 3750625 is about 155.3702560196.
The spelling of 3750625 in words is "three million, seven hundred fifty thousand, six hundred twenty-five".
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