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3031213404 = 2231289919583
BaseRepresentation
bin1011010010101100…
…1010010101011100
321211020202121002010
42310223022111130
522201442312104
61220441231220
7135054613602
oct26453122534
97736677063
103031213404
11131604a54a
12707192510
13393cc28cb
1420a80d872
1512b1ac489
hexb4aca55c

3031213404 has 24 divisors (see below), whose sum is σ = 7073740800. Its totient is φ = 1010274544.

The previous prime is 3031213391. The next prime is 3031213433. The reversal of 3031213404 is 4043121303.

3031213404 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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144997 + ... + 164579.

It is an arithmetic number, because the mean of its divisors is an integer number (294739200).

Almost surely, 23031213404 is an apocalyptic number.

It is an amenable number.

3031213404 is an abundant number, since it is smaller than the sum of its proper divisors (4042527396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3031213404 is a wasteful number, since it uses less digits than its factorization.

3031213404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32489 (or 32487 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3031213404 is about 55056.4565151082. The cubic root of 3031213404 is about 1447.2342688604.

Adding to 3031213404 its reverse (4043121303), we get a palindrome (7074334707).

The spelling of 3031213404 in words is "three billion, thirty-one million, two hundred thirteen thousand, four hundred four".

Divisors: 1 2 3 4 6 12 12899 19583 25798 38697 39166 51596 58749 77394 78332 117498 154788 234996 252601117 505202234 757803351 1010404468 1515606702 3031213404