Base | Representation |
---|---|
bin | 1100010110100011010… |
… | …1010011101000010001 |
3 | 202021202102200211021020 |
4 | 3011220311103220101 |
5 | 11434102310431001 |
6 | 241253335550053 |
7 | 21221546645322 |
oct | 3055065235021 |
9 | 667672624236 |
10 | 212212202001 |
11 | 81aa928a328 |
12 | 3516552b329 |
13 | 1701c420bc7 |
14 | a3b1d7a449 |
15 | 57c065e736 |
hex | 3168d53a11 |
212212202001 has 8 divisors (see below), whose sum is σ = 283370035680. Its totient is φ = 141264584832.
The previous prime is 212212201987. The next prime is 212212202009. The reversal of 212212202001 is 100202212212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 212212202001 - 25 = 212212201969 is a prime.
It is a super-3 number, since 3×2122122020013 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (212212202009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52551771 + ... + 52555808.
It is an arithmetic number, because the mean of its divisors is an integer number (35421254460).
Almost surely, 2212212202001 is an apocalyptic number.
It is an amenable number.
212212202001 is a deficient number, since it is larger than the sum of its proper divisors (71157833679).
212212202001 is a wasteful number, since it uses less digits than its factorization.
212212202001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105108255.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 212212202001 its reverse (100202212212), we get a palindrome (312414414213).
It can be divided in two parts, 21221 and 2202001, that added together give a palindrome (2223222).
The spelling of 212212202001 in words is "two hundred twelve billion, two hundred twelve million, two hundred two thousand, one".
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