Search a number
-
+
30221132094 = 2321678951783
BaseRepresentation
bin11100001001010100…
…011110000100111110
32220000011101120120200
4130021110132010332
5443343102211334
621514451424330
72116623245556
oct341124360476
986004346520
1030221132094
11118a904a92a
125a34bb50a6
132b0813abaa
14166996c166
15bbd259799
hex70951e13e

30221132094 has 12 divisors (see below), whose sum is σ = 65479119576. Its totient is φ = 10073710692.

The previous prime is 30221132069. The next prime is 30221132107. The reversal of 30221132094 is 49023112203.

It is a happy number.

30221132094 is a `hidden beast` number, since 30 + 221 + 1 + 320 + 94 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 839475874 + ... + 839475909.

It is an arithmetic number, because the mean of its divisors is an integer number (5456593298).

Almost surely, 230221132094 is an apocalyptic number.

30221132094 is an abundant number, since it is smaller than the sum of its proper divisors (35257987482).

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

30221132094 is a wasteful number, since it uses less digits than its factorization.

30221132094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678951791 (or 1678951788 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 30221132094 its reverse (49023112203), we get a palindrome (79244244297).

The spelling of 30221132094 in words is "thirty billion, two hundred twenty-one million, one hundred thirty-two thousand, ninety-four".

Divisors: 1 2 3 6 9 18 1678951783 3357903566 5036855349 10073710698 15110566047 30221132094