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2014404401 = 5113393977
BaseRepresentation
bin111100000010001…
…0101111100110001
312012101110100100102
41320010111330301
513111141420101
6531515402145
7100630104062
oct17004257461
95171410312
102014404401
11944095929
12482753355
1326144b889
14151768569
15bbcaa86b
hex78115f31

2014404401 has 4 divisors (see below), whose sum is σ = 2014803492. Its totient is φ = 2014005312.

The previous prime is 2014404389. The next prime is 2014404451. The reversal of 2014404401 is 1044044102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 773674225 + 1240730176 = 27815^2 + 35224^2 .

It is a cyclic number.

It is not a de Polignac number, because 2014404401 - 218 = 2014142257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2014404451) 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, 191876 + ... + 202101.

It is an arithmetic number, because the mean of its divisors is an integer number (503700873).

Almost surely, 22014404401 is an apocalyptic number.

It is an amenable number.

2014404401 is a deficient number, since it is larger than the sum of its proper divisors (399091).

2014404401 is an equidigital number, since it uses as much as digits as its factorization.

2014404401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399090.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2014404401 is about 44882.1167170177. The cubic root of 2014404401 is about 1262.9385519013.

Adding to 2014404401 its reverse (1044044102), we get a palindrome (3058448503).

The spelling of 2014404401 in words is "two billion, fourteen million, four hundred four thousand, four hundred one".

Divisors: 1 5113 393977 2014404401