Base | Representation |
---|---|
bin | 1011010000000111… |
… | …1111011110010100 |
3 | 21210111110021200220 |
4 | 2310001333132110 |
5 | 22141211433022 |
6 | 1215414034340 |
7 | 134564104110 |
oct | 26401773624 |
9 | 7714407626 |
10 | 3020421012 |
11 | 130aa49014 |
12 | 7036489b0 |
13 | 3919b448b |
14 | 209200740 |
15 | 12a27985c |
hex | b407f794 |
3020421012 has 24 divisors (see below), whose sum is σ = 8054456256. Its totient is φ = 862977408.
The previous prime is 3020420999. The next prime is 3020421049. The reversal of 3020421012 is 2101240203.
It is a super-2 number, since 2×30204210122 = 18245886179462208288, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3020420982 and 3020421000.
It is a congruent number.
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, 17978613 + ... + 17978780.
It is an arithmetic number, because the mean of its divisors is an integer number (335602344).
Almost surely, 23020421012 is an apocalyptic number.
It is an amenable number.
3020421012 is an abundant number, since it is smaller than the sum of its proper divisors (5034035244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3020421012 is a wasteful number, since it uses less digits than its factorization.
3020421012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35957407 (or 35957405 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 3020421012 is about 54958.3570715137. The cubic root of 3020421012 is about 1445.5146392282.
Adding to 3020421012 its reverse (2101240203), we get a palindrome (5121661215).
The spelling of 3020421012 in words is "three billion, twenty million, four hundred twenty-one thousand, twelve".
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