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30000344214 = 2319325907033
BaseRepresentation
bin11011111100001010…
…001110110010010110
32212102202221101112210
4123330022032302112
5442420042003324
621440523254250
72111302501251
oct337412166226
985382841483
1030000344214
11117a5459705
12599307a386
132aa1485989
1416484d8098
15ba8b95d29
hex6fc28ec96

30000344214 has 16 divisors (see below), whose sum is σ = 60311575152. Its totient is φ = 9948300288.

The previous prime is 30000344173. The next prime is 30000344219. The reversal of 30000344214 is 41244300003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30000344219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12952359 + ... + 12954674.

It is an arithmetic number, because the mean of its divisors is an integer number (3769473447).

Almost surely, 230000344214 is an apocalyptic number.

30000344214 is an abundant number, since it is smaller than the sum of its proper divisors (30311230938).

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

30000344214 is a wasteful number, since it uses less digits than its factorization.

30000344214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25907231.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 30000344214 its reverse (41244300003), we get a palindrome (71244644217).

The spelling of 30000344214 in words is "thirty billion, three hundred forty-four thousand, two hundred fourteen".

Divisors: 1 2 3 6 193 386 579 1158 25907033 51814066 77721099 155442198 5000057369 10000114738 15000172107 30000344214