Base | Representation |
---|---|
bin | 11001000011110… |
… | …11111111100010 |
3 | 112122120102211210 |
4 | 30201323333202 |
5 | 412304114244 |
6 | 32505450550 |
7 | 5131603155 |
oct | 1441737742 |
9 | 478512753 |
10 | 210223074 |
11 | a8735786 |
12 | 5a4a0a56 |
13 | 34726569 |
14 | 1dcc3c9c |
15 | 136c84b9 |
hex | c87bfe2 |
210223074 has 16 divisors (see below), whose sum is σ = 421199712. Its totient is φ = 69948768.
The previous prime is 210223061. The next prime is 210223081. The reversal of 210223074 is 470322012.
It is a self number, because there is not a number n which added to its sum of digits gives 210223074.
It is an unprimeable number.
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, 27739 + ... + 34494.
It is an arithmetic number, because the mean of its divisors is an integer number (26324982).
Almost surely, 2210223074 is an apocalyptic number.
210223074 is an abundant number, since it is smaller than the sum of its proper divisors (210976638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210223074 is a wasteful number, since it uses less digits than its factorization.
210223074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62801.
The product of its (nonzero) digits is 672, while the sum is 21.
The square root of 210223074 is about 14499.0714875126. The cubic root of 210223074 is about 594.6025865824.
Adding to 210223074 its reverse (470322012), we get a palindrome (680545086).
The spelling of 210223074 in words is "two hundred ten million, two hundred twenty-three thousand, seventy-four".
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