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330010213 = 1325385401
BaseRepresentation
bin10011101010111…
…000111001100101
3211222222020220111
4103222320321211
51133440311323
652425133021
711115016621
oct2352707145
9758866814
10330010213
1115a311615
129262a171
13534a7620
1431b86181
151de8ac0d
hex13ab8e65

330010213 has 4 divisors (see below), whose sum is σ = 355395628. Its totient is φ = 304624800.

The previous prime is 330010207. The next prime is 330010229. The reversal of 330010213 is 312010033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312010033 = 383381401.

It can be written as a sum of positive squares in 2 ways, for example, as 112211649 + 217798564 = 10593^2 + 14758^2 .

It is a cyclic number.

It is not a de Polignac number, because 330010213 - 25 = 330010181 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 25385401 = 330010213 / (3 + 3 + 0 + 0 + 1 + 0 + 2 + 1 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 330010193 and 330010202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330010313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12692688 + ... + 12692713.

It is an arithmetic number, because the mean of its divisors is an integer number (88848907).

Almost surely, 2330010213 is an apocalyptic number.

It is an amenable number.

330010213 is a deficient number, since it is larger than the sum of its proper divisors (25385415).

330010213 is a wasteful number, since it uses less digits than its factorization.

330010213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25385414.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 330010213 is about 18166.1832259834. The cubic root of 330010213 is about 691.0494518319.

Adding to 330010213 its reverse (312010033), we get a palindrome (642020246).

The spelling of 330010213 in words is "three hundred thirty million, ten thousand, two hundred thirteen".

Divisors: 1 13 25385401 330010213