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30183630071 = 7191055921493
BaseRepresentation
bin11100000111000101…
…011010010011110111
32212220112211021110212
4130013011122103313
5443304002130241
621511031540035
72115656423330
oct340705322367
985815737425
1030183630071
1111889966021
125a2452a61b
132b0043a34a
1416649a9287
15bb9cecbeb
hex70715a4f7

30183630071 has 16 divisors (see below), whose sum is σ = 36316262400. Its totient is φ = 24506553888.

The previous prime is 30183630017. The next prime is 30183630073. The reversal of 30183630071 is 17003638103.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30183630071 is a prime.

It is a super-2 number, since 2×301836300712 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30183630073) 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 15 ways as a sum of consecutive naturals, for example, 1393601 + ... + 1415093.

It is an arithmetic number, because the mean of its divisors is an integer number (2269766400).

Almost surely, 230183630071 is an apocalyptic number.

30183630071 is a deficient number, since it is larger than the sum of its proper divisors (6132632329).

30183630071 is a wasteful number, since it uses less digits than its factorization.

30183630071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32078.

The product of its (nonzero) digits is 9072, while the sum is 32.

The spelling of 30183630071 in words is "thirty billion, one hundred eighty-three million, six hundred thirty thousand, seventy-one".

Divisors: 1 7 19 133 10559 21493 73913 150451 200621 408367 1404347 2858569 226944587 1588612109 4311947153 30183630071