Base | Representation |
---|---|
bin | 10011101100100… |
… | …001110100100001 |
3 | 212000210002102101 |
4 | 103230201310201 |
5 | 1134043034334 |
6 | 52442250401 |
7 | 11121456556 |
oct | 2354416441 |
9 | 760702371 |
10 | 330439969 |
11 | 15a585492 |
12 | 927b6a01 |
13 | 535c8112 |
14 | 31c58a2d |
15 | 1e023214 |
hex | 13b21d21 |
330439969 has 4 divisors (see below), whose sum is σ = 330536880. Its totient is φ = 330343060.
The previous prime is 330439937. The next prime is 330439973. The reversal of 330439969 is 969934033.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 330439969 - 25 = 330439937 is a prime.
It is a super-2 number, since 2×3304399692 = 218381146225441922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (330439979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43147 + ... + 50224.
It is an arithmetic number, because the mean of its divisors is an integer number (82634220).
Almost surely, 2330439969 is an apocalyptic number.
It is an amenable number.
330439969 is a deficient number, since it is larger than the sum of its proper divisors (96911).
330439969 is an equidigital number, since it uses as much as digits as its factorization.
330439969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96910.
The product of its (nonzero) digits is 472392, while the sum is 46.
The square root of 330439969 is about 18178.0078391445. The cubic root of 330439969 is about 691.3492949018.
The spelling of 330439969 in words is "three hundred thirty million, four hundred thirty-nine thousand, nine hundred sixty-nine".
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