Base | Representation |
---|---|
bin | 1100010010110010010… |
… | …0101011011010010010 |
3 | 202012010222100002222010 |
4 | 3010230210223122102 |
5 | 11430020002210002 |
6 | 241005142523350 |
7 | 21154522443636 |
oct | 3045444533222 |
9 | 665128302863 |
10 | 211201210002 |
11 | 8162a639052 |
12 | 34b22a36556 |
13 | 16bbab357a3 |
14 | a3179aadc6 |
15 | 5761a0b46c |
hex | 312c92b692 |
211201210002 has 64 divisors (see below), whose sum is σ = 459843379200. Its totient is φ = 64449665280.
The previous prime is 211201210001. The next prime is 211201210019. The reversal of 211201210002 is 200012102112.
It is a super-2 number, since 2×2112012100022 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 211201210002.
It is not an unprimeable number, because it can be changed into a prime (211201210001) 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 31 ways as a sum of consecutive naturals, for example, 173802 + ... + 672762.
It is an arithmetic number, because the mean of its divisors is an integer number (7185052800).
Almost surely, 2211201210002 is an apocalyptic number.
211201210002 is an abundant number, since it is smaller than the sum of its proper divisors (248642169198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211201210002 is a wasteful number, since it uses less digits than its factorization.
211201210002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 499111.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 211201210002 its reverse (200012102112), we get a palindrome (411213312114).
The spelling of 211201210002 in words is "two hundred eleven billion, two hundred one million, two hundred ten thousand, two".
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