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3030502500 = 2232543672
BaseRepresentation
bin1011010010100001…
…1100110001100100
321211012102110220100
42310220130301210
522201302040000
61220414104100
7135045563154
oct26450346144
97735373810
103030502500
111315704423
12706aab030
13393b0415c
1420a6a6764
1512b0bba00
hexb4a1cc64

3030502500 has 135 divisors (see below), whose sum is σ = 9598636047. Its totient is φ = 805932000.

The previous prime is 3030502469. The next prime is 3030502511. The reversal of 3030502500 is 52050303.

The square root of 3030502500 is 55050.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 237591396 + 2792911104 = 15414^2 + 52848^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 8257317 + ... + 8257683.

Almost surely, 23030502500 is an apocalyptic number.

3030502500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3030502500 is the 55050-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3030502500

3030502500 is an abundant number, since it is smaller than the sum of its proper divisors (6568133547).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3030502500 is an equidigital number, since it uses as much as digits as its factorization.

3030502500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The cubic root of 3030502500 is about 1447.1211210947.

Adding to 3030502500 its reverse (52050303), we get a palindrome (3082552803).

The spelling of 3030502500 in words is "three billion, thirty million, five hundred two thousand, five hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 125 150 180 225 250 300 367 375 450 500 625 734 750 900 1101 1125 1250 1468 1500 1835 1875 2202 2250 2500 3303 3670 3750 4404 4500 5505 5625 6606 7340 7500 9175 11010 11250 13212 16515 18350 22020 22500 27525 33030 36700 45875 55050 66060 82575 91750 110100 134689 137625 165150 183500 229375 269378 275250 330300 404067 412875 458750 538756 550500 673445 688125 808134 825750 917500 1212201 1346890 1376250 1616268 1651500 2020335 2064375 2424402 2693780 2752500 3367225 4040670 4128750 4848804 6061005 6734450 8081340 8257500 10101675 12122010 13468900 16836125 20203350 24244020 30305025 33672250 40406700 50508375 60610050 67344500 84180625 101016750 121220100 151525125 168361250 202033500 252541875 303050250 336722500 505083750 606100500 757625625 1010167500 1515251250 3030502500