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30144011124 = 2238233052249
BaseRepresentation
bin11100000100101110…
…010001101101110100
32212210210021102111110
4130010232101231310
5443213331323444
621503054435020
72114665603233
oct340456215564
985723242443
1030144011124
1111869565797
125a13202a70
132ac5178096
14165d614b1a
15bb65c3cb9
hex704b91b74

30144011124 has 24 divisors (see below), whose sum is σ = 70421512000. Its totient is φ = 10035791424.

The previous prime is 30144011113. The next prime is 30144011129. The reversal of 30144011124 is 42111044103.

It is a super-2 number, since 2×301440111242 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30144011124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30144011129) 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 7 ways as a sum of consecutive naturals, for example, 1516249 + ... + 1536000.

Almost surely, 230144011124 is an apocalyptic number.

It is an amenable number.

30144011124 is an abundant number, since it is smaller than the sum of its proper divisors (40277500876).

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

30144011124 is a wasteful number, since it uses less digits than its factorization.

30144011124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3053079 (or 3053077 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 30144011124 its reverse (42111044103), we get a palindrome (72255055227).

The spelling of 30144011124 in words is "thirty billion, one hundred forty-four million, eleven thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 823 1646 2469 3292 4938 9876 3052249 6104498 9156747 12208996 18313494 36626988 2512000927 5024001854 7536002781 10048003708 15072005562 30144011124