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3135225 = 352172459
BaseRepresentation
bin1011111101011011111001
312220021201110
423331123321
51300311400
6151110533
735435412
oct13753371
95807643
103135225
1118515a5
121072449
1385a082
145b8809
1541de50
hex2fd6f9

3135225 has 24 divisors (see below), whose sum is σ = 5490720. Its totient is φ = 1573120.

The previous prime is 3135221. The next prime is 3135227. The reversal of 3135225 is 5225313.

It is not a de Polignac number, because 3135225 - 22 = 3135221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3135221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46 + ... + 2504.

It is an arithmetic number, because the mean of its divisors is an integer number (228780).

Almost surely, 23135225 is an apocalyptic number.

It is an amenable number.

3135225 is a deficient number, since it is larger than the sum of its proper divisors (2355495).

3135225 is a wasteful number, since it uses less digits than its factorization.

3135225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2489 (or 2484 counting only the distinct ones).

The product of its digits is 900, while the sum is 21.

The square root of 3135225 is about 1770.6566578532. The cubic root of 3135225 is about 146.3601697463.

The spelling of 3135225 in words is "three million, one hundred thirty-five thousand, two hundred twenty-five".

Divisors: 1 3 5 15 17 25 51 75 85 255 425 1275 2459 7377 12295 36885 41803 61475 125409 184425 209015 627045 1045075 3135225