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3130426 = 213120401
BaseRepresentation
bin1011111100010000111010
312220001010201
423330100322
51300133201
6151032414
735415415
oct13742072
95801121
103130426
111848a32
12106b70a
13857b30
145b6b7c
1541c801
hex2fc43a

3130426 has 8 divisors (see below), whose sum is σ = 5056884. Its totient is φ = 1444800.

The previous prime is 3130417. The next prime is 3130427. The reversal of 3130426 is 6240313.

It can be written as a sum of positive squares in 2 ways, for example, as 2399401 + 731025 = 1549^2 + 855^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3130427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60175 + ... + 60226.

Almost surely, 23130426 is an apocalyptic number.

3130426 is a deficient number, since it is larger than the sum of its proper divisors (1926458).

3130426 is a wasteful number, since it uses less digits than its factorization.

3130426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120416.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3130426 is about 1769.3009919174. The cubic root of 3130426 is about 146.2854551583.

Adding to 3130426 its reverse (6240313), we get a palindrome (9370739).

The spelling of 3130426 in words is "three million, one hundred thirty thousand, four hundred twenty-six".

Divisors: 1 2 13 26 120401 240802 1565213 3130426