Base | Representation |
---|---|
bin | 1100011001100001110… |
… | …0001101101000101100 |
3 | 202100211002122102101212 |
4 | 3012120130031220230 |
5 | 11442221244231340 |
6 | 241504511253552 |
7 | 21250416014114 |
oct | 3063034155054 |
9 | 670732572355 |
10 | 213010930220 |
11 | 823791316a0 |
12 | 35348b1a2b8 |
13 | 17118a49c5a |
14 | a44a094044 |
15 | 581a834a65 |
hex | 319870da2c |
213010930220 has 24 divisors (see below), whose sum is σ = 487988677008. Its totient is φ = 77458520000.
The previous prime is 213010930219. The next prime is 213010930283. The reversal of 213010930220 is 22039010312.
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, 484115531 + ... + 484115970.
It is an arithmetic number, because the mean of its divisors is an integer number (20332861542).
Almost surely, 2213010930220 is an apocalyptic number.
213010930220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
213010930220 is an abundant number, since it is smaller than the sum of its proper divisors (274977746788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213010930220 is a wasteful number, since it uses less digits than its factorization.
213010930220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 968231521 (or 968231519 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 213010930220 its reverse (22039010312), we get a palindrome (235049940532).
The spelling of 213010930220 in words is "two hundred thirteen billion, ten million, nine hundred thirty thousand, two hundred twenty".
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