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30221100350 = 2527212335143
BaseRepresentation
bin11100001001010100…
…010110010100111110
32220000011022222000222
4130021110112110332
5443343100202400
621514451021342
72116623054200
oct341124262476
986004288028
1030221100350
11118a9028aa1
125a34b9a852
132b081295cc
141669960770
15bbd250185
hex70951653e

30221100350 has 36 divisors (see below), whose sum is σ = 65388598344. Its totient is φ = 10361519280.

The previous prime is 30221100347. The next prime is 30221100367. The reversal of 30221100350 is 5300112203.

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 17 ways as a sum of consecutive naturals, for example, 6165122 + ... + 6170021.

It is an arithmetic number, because the mean of its divisors is an integer number (1816349954).

Almost surely, 230221100350 is an apocalyptic number.

30221100350 is an abundant number, since it is smaller than the sum of its proper divisors (35167497994).

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

30221100350 is a wasteful number, since it uses less digits than its factorization.

30221100350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12335169 (or 12335157 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

Adding to 30221100350 its reverse (5300112203), we get a palindrome (35521212553).

The spelling of 30221100350 in words is "thirty billion, two hundred twenty-one million, one hundred thousand, three hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 49 50 70 98 175 245 350 490 1225 2450 12335143 24670286 61675715 86346001 123351430 172692002 308378575 431730005 604422007 616757150 863460010 1208844014 2158650025 3022110035 4317300050 6044220070 15110550175 30221100350