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2013402404 = 2213131295567
BaseRepresentation
bin111100000000010…
…0001010100100100
312012022120102212102
41320000201110210
513110412334104
6531442111232
7100615431566
oct17000412444
95168512772
102013402404
11943571032
1248234b518
1326118a790
14151587336
15bbb5da1e
hex78021524

2013402404 has 24 divisors (see below), whose sum is σ = 3823467648. Its totient is φ = 922165920.

The previous prime is 2013402379. The next prime is 2013402407. The reversal of 2013402404 is 4042043102.

It is not an unprimeable number, because it can be changed into a prime (2013402407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140972 + ... + 154595.

It is an arithmetic number, because the mean of its divisors is an integer number (159311152).

Almost surely, 22013402404 is an apocalyptic number.

It is an amenable number.

2013402404 is a deficient number, since it is larger than the sum of its proper divisors (1810065244).

2013402404 is a wasteful number, since it uses less digits than its factorization.

2013402404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295715 (or 295713 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2013402404 is about 44870.9527868531. The cubic root of 2013402404 is about 1262.7291152199.

Adding to 2013402404 its reverse (4042043102), we get a palindrome (6055445506).

The spelling of 2013402404 in words is "two billion, thirteen million, four hundred two thousand, four hundred four".

Divisors: 1 2 4 13 26 52 131 262 524 1703 3406 6812 295567 591134 1182268 3842371 7684742 15369484 38719277 77438554 154877108 503350601 1006701202 2013402404