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3130229 is a prime number
BaseRepresentation
bin1011111100001101110101
312220000212102
423330031311
51300131404
6151031445
735415014
oct13741565
95800772
103130229
111848873
12106b585
13857a0b
145b6a7b
1541c71e
hex2fc375

3130229 has 2 divisors, whose sum is σ = 3130230. Its totient is φ = 3130228.

The previous prime is 3130207. The next prime is 3130241. The reversal of 3130229 is 9220313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2256004 + 874225 = 1502^2 + 935^2 .

It is an emirp because it is prime and its reverse (9220313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3130229 - 216 = 3064693 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3130229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3130249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565114 + 1565115.

It is an arithmetic number, because the mean of its divisors is an integer number (1565115).

Almost surely, 23130229 is an apocalyptic number.

It is an amenable number.

3130229 is a deficient number, since it is larger than the sum of its proper divisors (1).

3130229 is an equidigital number, since it uses as much as digits as its factorization.

3130229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 3130229 is about 1769.2453193382. The cubic root of 3130229 is about 146.2823864770.

The spelling of 3130229 in words is "three million, one hundred thirty thousand, two hundred twenty-nine".