Base | Representation |
---|---|
bin | 10010000000001… |
… | …001110011000100 |
3 | 210001022201022001 |
4 | 102000021303010 |
5 | 1104304430040 |
6 | 45545315044 |
7 | 10325132665 |
oct | 2200116304 |
9 | 701281261 |
10 | 302030020 |
11 | 145540696 |
12 | 85195a84 |
13 | 4a75bab6 |
14 | 2c18136c |
15 | 1b7b059a |
hex | 12009cc4 |
302030020 has 24 divisors (see below), whose sum is σ = 661840704. Its totient is φ = 115559136.
The previous prime is 302030011. The next prime is 302030033. The reversal of 302030020 is 20030203.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 302029979 and 302030006.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327834 + ... + 328753.
It is an arithmetic number, because the mean of its divisors is an integer number (27576696).
Almost surely, 2302030020 is an apocalyptic number.
It is an amenable number.
302030020 is an abundant number, since it is smaller than the sum of its proper divisors (359810684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
302030020 is a wasteful number, since it uses less digits than its factorization.
302030020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 656619 (or 656617 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 10.
The square root of 302030020 is about 17379.0109039611. The cubic root of 302030020 is about 670.9395150862.
Adding to 302030020 its reverse (20030203), we get a palindrome (322060223).
The spelling of 302030020 in words is "three hundred two million, thirty thousand, twenty".
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