Base | Representation |
---|---|
bin | 11001011001111… |
… | …11010000000010 |
3 | 112212000121200102 |
4 | 30230333100002 |
5 | 414024320002 |
6 | 33051522402 |
7 | 5165330054 |
oct | 1454772002 |
9 | 485017612 |
10 | 213120002 |
11 | aa334237 |
12 | 5b459402 |
13 | 351cc014 |
14 | 204398d4 |
15 | 13a9ba02 |
hex | cb3f402 |
213120002 has 8 divisors (see below), whose sum is σ = 320419596. Its totient is φ = 106313472.
The previous prime is 213119993. The next prime is 213120029. The reversal of 213120002 is 200021312.
It is a happy number.
213120002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 208196041 + 4923961 = 14429^2 + 2219^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
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, 122183 + ... + 123914.
Almost surely, 2213120002 is an apocalyptic number.
213120002 is a deficient number, since it is larger than the sum of its proper divisors (107299594).
213120002 is a wasteful number, since it uses less digits than its factorization.
213120002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246532.
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 213120002 is about 14598.6301412153. The cubic root of 213120002 is about 597.3213947704.
Adding to 213120002 its reverse (200021312), we get a palindrome (413141314).
The spelling of 213120002 in words is "two hundred thirteen million, one hundred twenty thousand, two".
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