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2004131012 = 221399138891
BaseRepresentation
bin111011101110100…
…1001110011000100
312011200010101220112
41313131021303010
513101024143022
6530511252152
7100443555362
oct16735116304
95150111815
102004131012
11939309324
1247b21a058
1325c292750
14150252632
15bae2b8e2
hex77749cc4

2004131012 has 24 divisors (see below), whose sum is σ = 3780924672. Its totient is φ = 924026400.

The previous prime is 2004130979. The next prime is 2004131021. The reversal of 2004131012 is 2101314002.

It is a super-2 number, since 2×20041310122 = 8033082226520288288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32087 + ... + 70977.

It is an arithmetic number, because the mean of its divisors is an integer number (157538528).

Almost surely, 22004131012 is an apocalyptic number.

It is an amenable number.

2004131012 is a deficient number, since it is larger than the sum of its proper divisors (1776793660).

2004131012 is a wasteful number, since it uses less digits than its factorization.

2004131012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39899 (or 39897 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2004131012 is about 44767.5218434079. The cubic root of 2004131012 is about 1260.7879114953.

Adding to 2004131012 its reverse (2101314002), we get a palindrome (4105445014).

The spelling of 2004131012 in words is "two billion, four million, one hundred thirty-one thousand, twelve".

Divisors: 1 2 4 13 26 52 991 1982 3964 12883 25766 38891 51532 77782 155564 505583 1011166 2022332 38540981 77081962 154163924 501032753 1002065506 2004131012