Base | Representation |
---|---|
bin | 10010110100100111… |
… | …110101110101101010 |
3 | 1221011111002011011212 |
4 | 102310213311311222 |
5 | 312342303242302 |
6 | 13141234553122 |
7 | 1313553653315 |
oct | 226447656552 |
9 | 57144064155 |
10 | 20210212202 |
11 | 8631157614 |
12 | 3b004387a2 |
13 | 1ba10c925b |
14 | d9a1a597c |
15 | 7d4441052 |
hex | 4b49f5d6a |
20210212202 has 8 divisors (see below), whose sum is σ = 30316256256. Its totient is φ = 10104793452.
The previous prime is 20210212177. The next prime is 20210212223. The reversal of 20210212202 is 20221201202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64808 + ... + 211235.
It is an arithmetic number, because the mean of its divisors is an integer number (3789532032).
Almost surely, 220210212202 is an apocalyptic number.
20210212202 is a deficient number, since it is larger than the sum of its proper divisors (10106044054).
20210212202 is a wasteful number, since it uses less digits than its factorization.
20210212202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312652.
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 20210212202 its reverse (20221201202), we get a palindrome (40431413404).
The spelling of 20210212202 in words is "twenty billion, two hundred ten million, two hundred twelve thousand, two hundred two".
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