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3001225 = 52120049
BaseRepresentation
bin1011011100101110001001
312122110220111
423130232021
51232014400
6144154321
734336633
oct13345611
95573814
103001225
11176a957
1210089a1
13811096
14581a53
153e43ba
hex2dcb89

3001225 has 6 divisors (see below), whose sum is σ = 3721550. Its totient is φ = 2400960.

The previous prime is 3001223. The next prime is 3001237. The reversal of 3001225 is 5221003.

It can be written as a sum of positive squares in 3 ways, for example, as 822649 + 2178576 = 907^2 + 1476^2 .

It is not a de Polignac number, because 3001225 - 21 = 3001223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3001223) 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, 60000 + ... + 60049.

Almost surely, 23001225 is an apocalyptic number.

It is an amenable number.

3001225 is a deficient number, since it is larger than the sum of its proper divisors (720325).

3001225 is a wasteful number, since it uses less digits than its factorization.

3001225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120059 (or 120054 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 3001225 is about 1732.4043985167. The cubic root of 3001225 is about 144.2445849786.

Adding to 3001225 its reverse (5221003), we get a palindrome (8222228).

The spelling of 3001225 in words is "three million, one thousand, two hundred twenty-five".

Divisors: 1 5 25 120049 600245 3001225