Base | Representation |
---|---|
bin | 11110101110111101… |
… | …000011110110011100 |
3 | 10011011211100100211120 |
4 | 132232331003312130 |
5 | 1020041000410322 |
6 | 23054320450540 |
7 | 2245525325025 |
oct | 365675036634 |
9 | 104154310746 |
10 | 33000013212 |
11 | 12aa47133a1 |
12 | 648b779a50 |
13 | 315ba8264a |
14 | 1850a55c4c |
15 | cd21c1a5c |
hex | 7aef43d9c |
33000013212 has 24 divisors (see below), whose sum is σ = 77003168256. Its totient is φ = 10999556208.
The previous prime is 33000013187. The next prime is 33000013259. The reversal of 33000013212 is 21231000033.
It is a junction number, because it is equal to n+sod(n) for n = 33000013191 and 33000013200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397813 + ... + 473555.
It is an arithmetic number, because the mean of its divisors is an integer number (3208465344).
Almost surely, 233000013212 is an apocalyptic number.
It is an amenable number.
33000013212 is an abundant number, since it is smaller than the sum of its proper divisors (44003155044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33000013212 is a wasteful number, since it uses less digits than its factorization.
33000013212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112057 (or 112055 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 33000013212 its reverse (21231000033), we get a palindrome (54231013245).
The spelling of 33000013212 in words is "thirty-three billion, thirteen thousand, two hundred twelve".
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