Base | Representation |
---|---|
bin | 1011010010011010… |
… | …0111010001010000 |
3 | 21211011112000200102 |
4 | 2310212213101100 |
5 | 22201141134300 |
6 | 1220355511532 |
7 | 135041520023 |
oct | 26446472120 |
9 | 7734460612 |
10 | 3030021200 |
11 | 1315405858 |
12 | 7068b85a8 |
13 | 39399606b |
14 | 20a5bd1ba |
15 | 12b0240d5 |
hex | b49a7450 |
3030021200 has 120 divisors (see below), whose sum is σ = 7689076320. Its totient is φ = 1144281600.
The previous prime is 3030021179. The next prime is 3030021229. The reversal of 3030021200 is 21200303.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3199127 + ... + 3200073.
It is an arithmetic number, because the mean of its divisors is an integer number (64075636).
Almost surely, 23030021200 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3030021200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3844538160).
3030021200 is an abundant number, since it is smaller than the sum of its proper divisors (4659055120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3030021200 is a wasteful number, since it uses less digits than its factorization.
3030021200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1405 (or 1394 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 3030021200 is about 55045.6283459459. The cubic root of 3030021200 is about 1447.0445071480.
Adding to 3030021200 its reverse (21200303), we get a palindrome (3051221503).
The spelling of 3030021200 in words is "three billion, thirty million, twenty-one thousand, two hundred".
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