Base | Representation |
---|---|
bin | 10011101011101… |
… | …001111011010111 |
3 | 212000100110101012 |
4 | 103223221323113 |
5 | 1134013223111 |
6 | 52433322435 |
7 | 11116514243 |
oct | 2353517327 |
9 | 760313335 |
10 | 330211031 |
11 | 15a439487 |
12 | 9270641b |
13 | 53547b57 |
14 | 31bd9423 |
15 | 1deca48b |
hex | 13ae9ed7 |
330211031 has 4 divisors (see below), whose sum is σ = 333240600. Its totient is φ = 327181464.
The previous prime is 330211003. The next prime is 330211087. The reversal of 330211031 is 130112033.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130112033 = 17 ⋅7653649.
It is a cyclic number.
It is not a de Polignac number, because 330211031 - 226 = 263102167 is a prime.
It is a super-2 number, since 2×3302110312 = 218078649988165922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 330210997 and 330211015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (330211001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514621 + ... + 1514838.
It is an arithmetic number, because the mean of its divisors is an integer number (83310150).
Almost surely, 2330211031 is an apocalyptic number.
330211031 is a deficient number, since it is larger than the sum of its proper divisors (3029569).
330211031 is a wasteful number, since it uses less digits than its factorization.
330211031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3029568.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 330211031 is about 18171.7096333834. The cubic root of 330211031 is about 691.1895960089.
Adding to 330211031 its reverse (130112033), we get a palindrome (460323064).
The spelling of 330211031 in words is "three hundred thirty million, two hundred eleven thousand, thirty-one".
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