Search a number
-
+
30200322220 = 2259531584487
BaseRepresentation
bin11100001000000101…
…000101100010101100
32212221201020022210121
4130020011011202230
5443322240302340
621512425414324
72116251334435
oct341005054254
985851208717
1030200322220
1111898327092
125a2a03a3a4
132b03a32c63
141666cb248c
15bbb4e894a
hex7081458ac

30200322220 has 24 divisors (see below), whose sum is σ = 63487265184. Its totient is φ = 12067445376.

The previous prime is 30200322211. The next prime is 30200322223. The reversal of 30200322220 is 2222300203.

It is a super-3 number, since 3×302003222203 (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30200322194 and 30200322203.

It is not an unprimeable number, because it can be changed into a prime (30200322223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773184 + ... + 811303.

It is an arithmetic number, because the mean of its divisors is an integer number (2645302716).

Almost surely, 230200322220 is an apocalyptic number.

It is an amenable number.

30200322220 is an abundant number, since it is smaller than the sum of its proper divisors (33286942964).

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

30200322220 is a wasteful number, since it uses less digits than its factorization.

30200322220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585449 (or 1585447 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 30200322220 its reverse (2222300203), we get a palindrome (32422622423).

The spelling of 30200322220 in words is "thirty billion, two hundred million, three hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 953 1906 3812 4765 9530 19060 1584487 3168974 6337948 7922435 15844870 31689740 1510016111 3020032222 6040064444 7550080555 15100161110 30200322220