Base | Representation |
---|---|
bin | 10110101111100101… |
… | …01001001101000010 |
3 | 1011111221212010011212 |
4 | 23113302221031002 |
5 | 200001314441002 |
6 | 5335341210122 |
7 | 611403640160 |
oct | 132762511502 |
9 | 34457763155 |
10 | 12210312002 |
11 | 51a6448149 |
12 | 2449260942 |
13 | 11c78bc6b5 |
14 | 83b926230 |
15 | 4b6e65352 |
hex | 2d7ca9342 |
12210312002 has 8 divisors (see below), whose sum is σ = 20931963456. Its totient is φ = 5232990852.
The previous prime is 12210312001. The next prime is 12210312011. The reversal of 12210312002 is 20021301221.
It is a happy number.
12210312002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 872165143 = 12210312002 / (1 + 2 + 2 + 1 + 0 + 3 + 1 + 2 + 0 + 0 + 2).
It is not an unprimeable number, because it can be changed into a prime (12210312001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436082558 + ... + 436082585.
It is an arithmetic number, because the mean of its divisors is an integer number (2616495432).
Almost surely, 212210312002 is an apocalyptic number.
12210312002 is a deficient number, since it is larger than the sum of its proper divisors (8721651454).
12210312002 is an equidigital number, since it uses as much as digits as its factorization.
12210312002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 872165152.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 12210312002 its reverse (20021301221), we get a palindrome (32231613223).
The spelling of 12210312002 in words is "twelve billion, two hundred ten million, three hundred twelve thousand, two".
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