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330003213 = 31033106487
BaseRepresentation
bin10011101010110…
…111001100001101
3211222221220022020
4103222313030031
51133440100323
652425040353
711114660331
oct2352671415
9758856266
10330003213
1115a307331
12926260b9
13534a4397
1431b837c1
151de88ae3
hex13ab730d

330003213 has 8 divisors (see below), whose sum is σ = 440434368. Its totient is φ = 219787104.

The previous prime is 330003181. The next prime is 330003217. The reversal of 330003213 is 312300033.

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

It is not a de Polignac number, because 330003213 - 25 = 330003181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 330003192 and 330003201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330003217) 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, 50145 + ... + 56342.

It is an arithmetic number, because the mean of its divisors is an integer number (55054296).

Almost surely, 2330003213 is an apocalyptic number.

It is an amenable number.

330003213 is a deficient number, since it is larger than the sum of its proper divisors (110431155).

330003213 is a wasteful number, since it uses less digits than its factorization.

330003213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107523.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 330003213 is about 18165.9905592841. The cubic root of 330003213 is about 691.0445657403.

Adding to 330003213 its reverse (312300033), we get a palindrome (642303246).

The spelling of 330003213 in words is "three hundred thirty million, three thousand, two hundred thirteen".

Divisors: 1 3 1033 3099 106487 319461 110001071 330003213