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2004215201 = 2969110869
BaseRepresentation
bin111011101110101…
…1110010110100001
312011200021200101122
41313131132112201
513101034341301
6530513142025
7100444356002
oct16735362641
95150250348
102004215201
119393665aa
1247b25a915
1325c2c1b71
141502751a9
15bae4681b
hex7775e5a1

2004215201 has 4 divisors (see below), whose sum is σ = 2073326100. Its totient is φ = 1935104304.

The previous prime is 2004215189. The next prime is 2004215203. The reversal of 2004215201 is 1025124002.

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 1716030625 + 288184576 = 41425^2 + 16976^2 .

It is a cyclic number.

It is not a de Polignac number, because 2004215201 - 26 = 2004215137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2004215201.

It is not an unprimeable number, because it can be changed into a prime (2004215203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34555406 + ... + 34555463.

It is an arithmetic number, because the mean of its divisors is an integer number (518331525).

Almost surely, 22004215201 is an apocalyptic number.

It is an amenable number.

2004215201 is a deficient number, since it is larger than the sum of its proper divisors (69110899).

2004215201 is an equidigital number, since it uses as much as digits as its factorization.

2004215201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69110898.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2004215201 is about 44768.4621245805. The cubic root of 2004215201 is about 1260.8055655286.

Adding to 2004215201 its reverse (1025124002), we get a palindrome (3029339203).

The spelling of 2004215201 in words is "two billion, four million, two hundred fifteen thousand, two hundred one".

Divisors: 1 29 69110869 2004215201