Base | Representation |
---|---|
bin | 11101000111100110000… |
… | …110010010110011011101 |
3 | 21002021222112112111021221 |
4 | 131013212012102303131 |
5 | 230241042132432310 |
6 | 4131131143253341 |
7 | 264366101036353 |
oct | 35074606226335 |
9 | 7067875474257 |
10 | 2001020202205 |
11 | 70169a812902 |
12 | 28398974a251 |
13 | 116906a25a0b |
14 | 6cbc81797d3 |
15 | 370b784eada |
hex | 1d1e6192cdd |
2001020202205 has 8 divisors (see below), whose sum is σ = 2430154655712. Its totient is φ = 1581529219728.
The previous prime is 2001020202179. The next prime is 2001020202217. The reversal of 2001020202205 is 5022020201002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2001020202205 - 213 = 2001020194013 is a prime.
It is a Duffinian number.
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, 2410867299 + ... + 2410868128.
It is an arithmetic number, because the mean of its divisors is an integer number (303769331964).
Almost surely, 22001020202205 is an apocalyptic number.
It is an amenable number.
2001020202205 is a deficient number, since it is larger than the sum of its proper divisors (429134453507).
2001020202205 is an equidigital number, since it uses as much as digits as its factorization.
2001020202205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4821735515.
The product of its (nonzero) digits is 160, while the sum is 16.
Adding to 2001020202205 its reverse (5022020201002), we get a palindrome (7023040403207).
The spelling of 2001020202205 in words is "two trillion, one billion, twenty million, two hundred two thousand, two hundred five".
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