Base | Representation |
---|---|
bin | 10001111000100… |
… | …001100000110000 |
3 | 202220120002210020 |
4 | 101320201200300 |
5 | 1103301430000 |
6 | 45434403440 |
7 | 10302133014 |
oct | 2170414060 |
9 | 686502706 |
10 | 300030000 |
11 | 1443a4a86 |
12 | 84590580 |
13 | 4a20b65a |
14 | 2bbc0544 |
15 | 1b517ba0 |
hex | 11e21830 |
300030000 has 200 divisors, whose sum is σ = 988970928. Its totient is φ = 78336000.
The previous prime is 300029981. The next prime is 300030001. The reversal of 300030000 is 30003.
It is a tau number, because it is divible by the number of its divisors (200).
It is a Harshad number since it is a multiple of its sum of digits (6).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is not an unprimeable number, because it can be changed into a prime (300030001) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2189932 + ... + 2190068.
Almost surely, 2300030000 is an apocalyptic number.
300030000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 300030000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494485464).
300030000 is an abundant number, since it is smaller than the sum of its proper divisors (688940928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
300030000 is a wasteful number, since it uses less digits than its factorization.
300030000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 241 (or 220 counting only the distinct ones).
The product of its (nonzero) digits is 9, while the sum is 6.
The square root of 300030000 is about 17321.3740794430. The cubic root of 300030000 is about 669.4552637701.
Adding to 300030000 its reverse (30003), we get a palindrome (300060003).
Multiplying 300030000 by its reverse (30003), we get a square (9001800090000 = 30003002).
300030000 divided by its reverse (30003) gives a 4-th power (10000 = 104).
The spelling of 300030000 in words is "three hundred million, thirty thousand".
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