Base | Representation |
---|---|
bin | 101110110111001010101… |
… | …000110110101010101100 |
3 | 102101212020100102201220210 |
4 | 232313022220312222230 |
5 | 410230214013241022 |
6 | 10503222124342420 |
7 | 451442533105164 |
oct | 56671250665254 |
9 | 12355210381823 |
10 | 3220330212012 |
11 | 10318094a6091 |
12 | 4401560a4a10 |
13 | 1a48a2a72114 |
14 | b1c170995a4 |
15 | 58b7c90ea0c |
hex | 2edcaa36aac |
3220330212012 has 96 divisors (see below), whose sum is σ = 8054396582400. Its totient is φ = 998813071872.
The previous prime is 3220330211999. The next prime is 3220330212017. The reversal of 3220330212012 is 2102120330223.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 3220330212012.
It is not an unprimeable number, because it can be changed into a prime (3220330212017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53164039 + ... + 53224577.
It is an arithmetic number, because the mean of its divisors is an integer number (83899964400).
Almost surely, 23220330212012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3220330212012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4027198291200).
3220330212012 is an abundant number, since it is smaller than the sum of its proper divisors (4834066370388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3220330212012 is a wasteful number, since it uses less digits than its factorization.
3220330212012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65815 (or 65813 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 3220330212012 its reverse (2102120330223), we get a palindrome (5322450542235).
The spelling of 3220330212012 in words is "three trillion, two hundred twenty billion, three hundred thirty million, two hundred twelve thousand, twelve".
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