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533400213 = 3409434719
BaseRepresentation
bin11111110010110…
…000101010010101
31101011200112112110
4133302300222111
52043022301323
6124532341233
716134553443
oct3762605225
91334615473
10533400213
112540aa525
1212a774819
138667a938
1450babb93
1531c64793
hex1fcb0a95

533400213 has 8 divisors (see below), whose sum is σ = 712940800. Its totient is φ = 354729888.

The previous prime is 533400191. The next prime is 533400223. The reversal of 533400213 is 312004335.

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

It is not a de Polignac number, because 533400213 - 25 = 533400181 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 533400213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533400223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216133 + ... + 218586.

It is an arithmetic number, because the mean of its divisors is an integer number (89117600).

Almost surely, 2533400213 is an apocalyptic number.

It is an amenable number.

533400213 is a deficient number, since it is larger than the sum of its proper divisors (179540587).

533400213 is a wasteful number, since it uses less digits than its factorization.

533400213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435131.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 533400213 is about 23095.4587094520. The cubic root of 533400213 is about 810.9941626298.

Adding to 533400213 its reverse (312004335), we get a palindrome (845404548).

The spelling of 533400213 in words is "five hundred thirty-three million, four hundred thousand, two hundred thirteen".

Divisors: 1 3 409 1227 434719 1304157 177800071 533400213