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18034153833 = 319073152273
BaseRepresentation
bin10000110010111010…
…110101100101101001
31201112211102221021110
4100302322311211221
5243413220410313
612141302300533
71205621530653
oct206272654551
951484387243
1018034153833
11771489a773
1235b3727749
13191532b157
14c3119b6d3
157083a2ec3
hex432eb5969

18034153833 has 8 divisors (see below), whose sum is σ = 24058155168. Its totient is φ = 12016460864.

The previous prime is 18034153811. The next prime is 18034153849. The reversal of 18034153833 is 33835143081.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 18034153833 - 29 = 18034153321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18034153791 and 18034153800.

It is not an unprimeable number, because it can be changed into a prime (18034153133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1570416 + ... + 1581857.

It is an arithmetic number, because the mean of its divisors is an integer number (3007269396).

Almost surely, 218034153833 is an apocalyptic number.

It is an amenable number.

18034153833 is a deficient number, since it is larger than the sum of its proper divisors (6024001335).

18034153833 is a wasteful number, since it uses less digits than its factorization.

18034153833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3154183.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 18034153833 in words is "eighteen billion, thirty-four million, one hundred fifty-three thousand, eight hundred thirty-three".

Divisors: 1 3 1907 5721 3152273 9456819 6011384611 18034153833