Base | Representation |
---|---|
bin | 10010110100101000… |
… | …010010101011000110 |
3 | 1221011111022011012020 |
4 | 102310220102223012 |
5 | 312342321032220 |
6 | 13141241304010 |
7 | 1313554654542 |
oct | 226450225306 |
9 | 57144264166 |
10 | 20210330310 |
11 | 8631228325 |
12 | 3b00495006 |
13 | 1ba113ac41 |
14 | d9a1d6a22 |
15 | 7d4466040 |
hex | 4b4a12ac6 |
20210330310 has 32 divisors (see below), whose sum is σ = 48510109440. Its totient is φ = 5388830688.
The previous prime is 20210330281. The next prime is 20210330321. The reversal of 20210330310 is 1303301202.
It is a super-2 number, since 2×202103303102 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 20210330310.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288301 + ... + 351479.
It is an arithmetic number, because the mean of its divisors is an integer number (1515940920).
Almost surely, 220210330310 is an apocalyptic number.
20210330310 is an abundant number, since it is smaller than the sum of its proper divisors (28299779130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20210330310 is a wasteful number, since it uses less digits than its factorization.
20210330310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73852.
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 20210330310 its reverse (1303301202), we get a palindrome (21513631512).
The spelling of 20210330310 in words is "twenty billion, two hundred ten million, three hundred thirty thousand, three hundred ten".
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