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2004211423 = 7350953939
BaseRepresentation
bin111011101110101…
…1101011011011111
312011200021111012201
41313131131123133
513101034231143
6530513112331
7100444341664
oct16735353337
95150244181
102004211423
11939363785
1247b2586a7
1325c2c0226
14150273a6b
15bae4564d
hex7775d6df

2004211423 has 8 divisors (see below), whose sum is σ = 2035695600. Its totient is φ = 1972836288.

The previous prime is 2004211403. The next prime is 2004211439. The reversal of 2004211423 is 3241124002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2004211423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2004211423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004211403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10188 + ... + 64126.

It is an arithmetic number, because the mean of its divisors is an integer number (254461950).

Almost surely, 22004211423 is an apocalyptic number.

2004211423 is a deficient number, since it is larger than the sum of its proper divisors (31484177).

2004211423 is an equidigital number, since it uses as much as digits as its factorization.

2004211423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54521.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2004211423 is about 44768.4199296781. The cubic root of 2004211423 is about 1260.8047733106.

Adding to 2004211423 its reverse (3241124002), we get a palindrome (5245335425).

The spelling of 2004211423 in words is "two billion, four million, two hundred eleven thousand, four hundred twenty-three".

Divisors: 1 73 509 37157 53939 3937547 27454951 2004211423