Base | Representation |
---|---|
bin | 110000001111000101101010… |
… | …010100000110000111000100 |
3 | 1000211010200102121211020002010 |
4 | 300033011222110012013010 |
5 | 210301223033421213012 |
6 | 2031105110220014220 |
7 | 62453555602335330 |
oct | 6017055224060704 |
9 | 1024120377736063 |
10 | 212143103304132 |
11 | 6166042628a650 |
12 | 1b962908091370 |
13 | 914b016454690 |
14 | 3a55ad10487c0 |
15 | 197d4e037dc3c |
hex | c0f16a5061c4 |
212143103304132 has 192 divisors, whose sum is σ = 664736526010368. Its totient is φ = 50854269312000.
The previous prime is 212143103304061. The next prime is 212143103304173. The reversal of 212143103304132 is 231403301341212.
It is a self number, because there is not a number n which added to its sum of digits gives 212143103304132.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64841832 + ... + 68034912.
It is an arithmetic number, because the mean of its divisors is an integer number (3462169406304).
Almost surely, 2212143103304132 is an apocalyptic number.
212143103304132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212143103304132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332368263005184).
212143103304132 is an abundant number, since it is smaller than the sum of its proper divisors (452593422706236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212143103304132 is a wasteful number, since it uses less digits than its factorization.
212143103304132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3198650 (or 3198648 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 30.
Adding to 212143103304132 its reverse (231403301341212), we get a palindrome (443546404645344).
The spelling of 212143103304132 in words is "two hundred twelve trillion, one hundred forty-three billion, one hundred three million, three hundred four thousand, one hundred thirty-two".
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