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3130630 = 251916477
BaseRepresentation
bin1011111100010100000110
312220001102021
423330110012
51300140010
6151033354
735416126
oct13742406
95801367
103130630
1118490a8
12106b85a
13857c59
145b6c86
1541c8da
hex2fc506

3130630 has 16 divisors (see below), whose sum is σ = 5932080. Its totient is φ = 1186272.

The previous prime is 3130627. The next prime is 3130663. The reversal of 3130630 is 360313.

3130630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8049 + ... + 8428.

It is an arithmetic number, because the mean of its divisors is an integer number (370755).

Almost surely, 23130630 is an apocalyptic number.

3130630 is a deficient number, since it is larger than the sum of its proper divisors (2801450).

3130630 is a wasteful number, since it uses less digits than its factorization.

3130630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16503.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 3130630 is about 1769.3586408640. The cubic root of 3130630 is about 146.2886327434.

Adding to 3130630 its reverse (360313), we get a palindrome (3490943).

The spelling of 3130630 in words is "three million, one hundred thirty thousand, six hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 16477 32954 82385 164770 313063 626126 1565315 3130630