Base | Representation |
---|---|
bin | 100000001100010010100… |
… | …110011011001001001110 |
3 | 21211111010102122000211120 |
4 | 200030102212123021032 |
5 | 242221111334014412 |
6 | 4412140244501410 |
7 | 315553610416413 |
oct | 40142246331116 |
9 | 7744112560746 |
10 | 2212220219982 |
11 | 783219707143 |
12 | 2b88b00aa866 |
13 | 1307c4531936 |
14 | 7910191610a |
15 | 3c8291c2b8c |
hex | 2031299b24e |
2212220219982 has 32 divisors (see below), whose sum is σ = 4442673774240. Its totient is φ = 734370792960.
The previous prime is 2212220219981. The next prime is 2212220220017. The reversal of 2212220219982 is 2899120222122.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2212220219981) 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 15 ways as a sum of consecutive naturals, for example, 2649538 + ... + 3382970.
It is an arithmetic number, because the mean of its divisors is an integer number (138833555445).
Almost surely, 22212220219982 is an apocalyptic number.
2212220219982 is an abundant number, since it is smaller than the sum of its proper divisors (2230453554258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2212220219982 is a wasteful number, since it uses less digits than its factorization.
2212220219982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 735508.
The product of its (nonzero) digits is 82944, while the sum is 42.
The spelling of 2212220219982 in words is "two trillion, two hundred twelve billion, two hundred twenty million, two hundred nineteen thousand, nine hundred eighty-two".
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