Base | Representation |
---|---|
bin | 1011010010011101… |
… | …1010100010100000 |
3 | 21211011220200202012 |
4 | 2310213122202200 |
5 | 22201214344300 |
6 | 1220404212052 |
7 | 135043353203 |
oct | 26447324240 |
9 | 7734820665 |
10 | 3030231200 |
11 | 1315539607 |
12 | 70699a028 |
13 | 393a3a819 |
14 | 20a63593a |
15 | 12b066435 |
hex | b49da8a0 |
3030231200 has 72 divisors (see below), whose sum is σ = 7425579420. Its totient is φ = 1207500800.
The previous prime is 3030231173. The next prime is 3030231233. The reversal of 3030231200 is 21320303.
It can be written as a sum of positive squares in 6 ways, for example, as 857552656 + 2172678544 = 29284^2 + 46612^2 .
It is a super-2 number, since 2×30302312002 = 18364602250906880000, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208160 + ... + 222240.
Almost surely, 23030231200 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 3030231200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3712789710).
3030231200 is an abundant number, since it is smaller than the sum of its proper divisors (4395348220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3030231200 is a wasteful number, since it uses less digits than its factorization.
3030231200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14370 (or 14357 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 14.
The square root of 3030231200 is about 55047.5358213245. The cubic root of 3030231200 is about 1447.0779362129.
Adding to 3030231200 its reverse (21320303), we get a palindrome (3051551503).
The spelling of 3030231200 in words is "three billion, thirty million, two hundred thirty-one thousand, two hundred".
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