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3130011 = 32347779
BaseRepresentation
bin1011111100001010011011
312220000120100
423330022123
51300130021
6151030443
735414253
oct13741233
95800510
103130011
111848695
12106b423
138578a1
145b6963
1541c626
hex2fc29b

3130011 has 6 divisors (see below), whose sum is σ = 4521140. Its totient is φ = 2086668.

The previous prime is 3130007. The next prime is 3130019. The reversal of 3130011 is 1100313.

It is not a de Polignac number, because 3130011 - 22 = 3130007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 347779 = 3130011 / (3 + 1 + 3 + 0 + 0 + 1 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3129975 and 3130002.

It is not an unprimeable number, because it can be changed into a prime (3130019) 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 5 ways as a sum of consecutive naturals, for example, 173881 + ... + 173898.

Almost surely, 23130011 is an apocalyptic number.

3130011 is a deficient number, since it is larger than the sum of its proper divisors (1391129).

3130011 is a wasteful number, since it uses less digits than its factorization.

3130011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347785 (or 347782 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

The square root of 3130011 is about 1769.1837100765. The cubic root of 3130011 is about 146.2789905273.

Adding to 3130011 its reverse (1100313), we get a palindrome (4230324).

The spelling of 3130011 in words is "three million, one hundred thirty thousand, eleven".

Divisors: 1 3 9 347779 1043337 3130011