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2040704213 = 59109317323
BaseRepresentation
bin111100110100010…
…1010110011010101
312021012221111220112
41321220222303111
513134410013323
6534255212405
7101366461652
oct17150526325
95235844815
102040704213
11957a19309
1248b517105
13266a295b2
14155052c29
15be253178
hex79a2acd5

2040704213 has 8 divisors (see below), whose sum is σ = 2094338400. Its totient is φ = 1987705008.

The previous prime is 2040704207. The next prime is 2040704249. The reversal of 2040704213 is 3124070402.

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 2040704213 - 212 = 2040700117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040704203) by changing a digit.

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, 152231 + ... + 165092.

It is an arithmetic number, because the mean of its divisors is an integer number (261792300).

Almost surely, 22040704213 is an apocalyptic number.

It is an amenable number.

2040704213 is a deficient number, since it is larger than the sum of its proper divisors (53634187).

2040704213 is a wasteful number, since it uses less digits than its factorization.

2040704213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317491.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 2040704213 is about 45174.1542588237. The cubic root of 2040704213 is about 1268.4110603661.

Adding to 2040704213 its reverse (3124070402), we get a palindrome (5164774615).

The spelling of 2040704213 in words is "two billion, forty million, seven hundred four thousand, two hundred thirteen".

Divisors: 1 59 109 6431 317323 18722057 34588207 2040704213