Search a number
-
+
30234119999 = 1712721376553
BaseRepresentation
bin11100001010000110…
…000000111100111111
32220001001211102122012
4130022012000330333
5443404413314444
621520034041435
72120141531306
oct341206007477
986031742565
1030234119999
1111905410936
125a3941927b
132b0aa37745
14166b58d43d
15bbe472b9e
hex70a180f3f

30234119999 has 16 divisors (see below), whose sum is σ = 32284689408. Its totient is φ = 28214065152.

The previous prime is 30234119989. The next prime is 30234120031. The reversal of 30234119999 is 99991143203.

It is a cyclic number.

It is not a de Polignac number, because 30234119999 - 28 = 30234119743 is a prime.

It is a super-2 number, since 2×302341199992 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30234119989) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4610507 + ... + 4617059.

It is an arithmetic number, because the mean of its divisors is an integer number (2017793088).

Almost surely, 230234119999 is an apocalyptic number.

30234119999 is a deficient number, since it is larger than the sum of its proper divisors (2050569409).

30234119999 is a wasteful number, since it uses less digits than its factorization.

30234119999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8834.

The product of its (nonzero) digits is 472392, while the sum is 50.

The spelling of 30234119999 in words is "thirty billion, two hundred thirty-four million, one hundred nineteen thousand, nine hundred ninety-nine".

Divisors: 1 17 127 2137 2159 6553 36329 111401 271399 832231 4613783 14003761 14147927 238063937 1778477647 30234119999