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213275283 = 3135468597
BaseRepresentation
bin11001011011001…
…01001010010011
3112212022111200120
430231211022103
5414044302113
633055121323
75166544554
oct1455451223
9485274616
10213275283
11aa42a971
125b513243
13352548c0
142047a32b
1513acca23
hexcb65293

213275283 has 8 divisors (see below), whose sum is σ = 306241488. Its totient is φ = 131246304.

The previous prime is 213275243. The next prime is 213275287. The reversal of 213275283 is 382572312.

213275283 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 213275283 - 212 = 213271187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213275287) 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, 2734260 + ... + 2734337.

It is an arithmetic number, because the mean of its divisors is an integer number (38280186).

Almost surely, 2213275283 is an apocalyptic number.

213275283 is a deficient number, since it is larger than the sum of its proper divisors (92966205).

213275283 is a wasteful number, since it uses less digits than its factorization.

213275283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5468613.

The product of its digits is 20160, while the sum is 33.

The square root of 213275283 is about 14603.9475142853. The cubic root of 213275283 is about 597.4664306578.

The spelling of 213275283 in words is "two hundred thirteen million, two hundred seventy-five thousand, two hundred eighty-three".

Divisors: 1 3 13 39 5468597 16405791 71091761 213275283