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2041200005 = 51331403077
BaseRepresentation
bin111100110101010…
…0011110110000101
312021020212201000012
41321222203312011
513140021400010
6534314000005
7101403625265
oct17152436605
95236781005
102041200005
11958227859
1248b716005
13266b71170
141551417a5
15be300005
hex79aa3d85

2041200005 has 8 divisors (see below), whose sum is σ = 2637858552. Its totient is φ = 1507347648.

The previous prime is 2041199899. The next prime is 2041200011. The reversal of 2041200005 is 5000021402.

It can be written as a sum of positive squares in 4 ways, for example, as 138321121 + 1902878884 = 11761^2 + 43622^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2041200005 - 28 = 2041199749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

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, 15701474 + ... + 15701603.

It is an arithmetic number, because the mean of its divisors is an integer number (329732319).

Almost surely, 22041200005 is an apocalyptic number.

It is an amenable number.

2041200005 is a deficient number, since it is larger than the sum of its proper divisors (596658547).

2041200005 is a wasteful number, since it uses less digits than its factorization.

2041200005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31403095.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 2041200005 is about 45179.6414881747. The cubic root of 2041200005 is about 1268.5137728074.

Adding to 2041200005 its reverse (5000021402), we get a palindrome (7041221407).

The spelling of 2041200005 in words is "two billion, forty-one million, two hundred thousand, five".

Divisors: 1 5 13 65 31403077 157015385 408240001 2041200005