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3130029 = 33716561
BaseRepresentation
bin1011111100001010101101
312220000121000
423330022231
51300130104
6151030513
735414310
oct13741255
95800530
103130029
111848701
12106b439
138578b6
145b6977
1541c639
hex2fc2ad

3130029 has 16 divisors (see below), whose sum is σ = 5299840. Its totient is φ = 1788480.

The previous prime is 3130027. The next prime is 3130031. The reversal of 3130029 is 9200313.

It is an interprime number because it is at equal distance from previous prime (3130027) and next prime (3130031).

It is not a de Polignac number, because 3130029 - 21 = 3130027 is a prime.

3130029 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3129993 and 3130020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130027) 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 15 ways as a sum of consecutive naturals, for example, 8092 + ... + 8469.

It is an arithmetic number, because the mean of its divisors is an integer number (331240).

Almost surely, 23130029 is an apocalyptic number.

It is an amenable number.

3130029 is a deficient number, since it is larger than the sum of its proper divisors (2169811).

3130029 is a wasteful number, since it uses less digits than its factorization.

3130029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16577 (or 16571 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3130029 is about 1769.1887971610. The cubic root of 3130029 is about 146.2792709328.

It can be divided in two parts, 31300 and 29, that added together give a square (31329 = 1772).

The spelling of 3130029 in words is "three million, one hundred thirty thousand, twenty-nine".

Divisors: 1 3 7 9 21 27 63 189 16561 49683 115927 149049 347781 447147 1043343 3130029