Base | Representation |
---|---|
bin | 1100100001101011111… |
… | …1011100111011110000 |
3 | 202120110202000221221001 |
4 | 3020122333130323300 |
5 | 12011213002043000 |
6 | 242510112411344 |
7 | 21355613032564 |
oct | 3103277347360 |
9 | 676422027831 |
10 | 215201206000 |
11 | 832a251a270 |
12 | 3585a546b54 |
13 | 173a7755421 |
14 | a5b6d1d6a4 |
15 | 58e7c8046a |
hex | 321afdcef0 |
215201206000 has 80 divisors (see below), whose sum is σ = 567661711968. Its totient is φ = 78254976000.
The previous prime is 215201205983. The next prime is 215201206027. The reversal of 215201206000 is 602102512.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4868937 + ... + 4912936.
Almost surely, 2215201206000 is an apocalyptic number.
215201206000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
215201206000 is an abundant number, since it is smaller than the sum of its proper divisors (352460505968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215201206000 is a wasteful number, since it uses less digits than its factorization.
215201206000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9781907 (or 9781891 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
Adding to 215201206000 its reverse (602102512), we get a palindrome (215803308512).
It can be divided in two parts, 215201 and 206000, that added together give a square (421201 = 6492).
The spelling of 215201206000 in words is "two hundred fifteen billion, two hundred one million, two hundred six thousand".
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