Base | Representation |
---|---|
bin | 1100010101110101100… |
… | …1010000100011100101 |
3 | 202021021001121012012220 |
4 | 3011131121100203211 |
5 | 11433204144100010 |
6 | 241222322502553 |
7 | 21214026546303 |
oct | 3053531204345 |
9 | 667231535186 |
10 | 212020300005 |
11 | 81a0aa28538 |
12 | 35111204a59 |
13 | 16cbb740827 |
14 | a3946a5273 |
15 | 57ad8a4970 |
hex | 315d6508e5 |
212020300005 has 32 divisors (see below), whose sum is σ = 339852824064. Its totient is φ = 112870918656.
The previous prime is 212020299947. The next prime is 212020300049. The reversal of 212020300005 is 500003020212.
It is not a de Polignac number, because 212020300005 - 26 = 212020299941 is a prime.
It is a super-2 number, since 2×2120203000052 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19983412 + ... + 19994018.
It is an arithmetic number, because the mean of its divisors is an integer number (10620400752).
Almost surely, 2212020300005 is an apocalyptic number.
It is an amenable number.
212020300005 is a deficient number, since it is larger than the sum of its proper divisors (127832524059).
212020300005 is a wasteful number, since it uses less digits than its factorization.
212020300005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12925.
The product of its (nonzero) digits is 120, while the sum is 15.
Adding to 212020300005 its reverse (500003020212), we get a palindrome (712023320217).
The spelling of 212020300005 in words is "two hundred twelve billion, twenty million, three hundred thousand, five".
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