Search a number
-
+
3030231200 = 255226914081
BaseRepresentation
bin1011010010011101…
…1010100010100000
321211011220200202012
42310213122202200
522201214344300
61220404212052
7135043353203
oct26447324240
97734820665
103030231200
111315539607
1270699a028
13393a3a819
1420a63593a
1512b066435
hexb49da8a0

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".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 269 400 538 800 1076 1345 2152 2690 4304 5380 6725 8608 10760 13450 14081 21520 26900 28162 43040 53800 56324 70405 107600 112648 140810 215200 225296 281620 352025 450592 563240 704050 1126480 1408100 2252960 2816200 3787789 5632400 7575578 11264800 15151156 18938945 30302312 37877890 60604624 75755780 94694725 121209248 151511560 189389450 303023120 378778900 606046240 757557800 1515115600 3030231200