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18282913741 = 314191407569
BaseRepresentation
bin10001000001101111…
…110001111111001101
31202012011112020201101
4101001233301333031
5244420411214431
612222110143101
71215032126341
oct210157617715
952164466641
1018282913741
117832256774
123662ab1a91
131954a28271
14c56233621
1572013e961
hex441bf1fcd

18282913741 has 8 divisors (see below), whose sum is σ = 18917740800. Its totient is φ = 17650902720.

The previous prime is 18282913709. The next prime is 18282913769. The reversal of 18282913741 is 14731928281.

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 18282913741 - 25 = 18282913709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 18282913691 and 18282913700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18282913841) 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, 690796 + ... + 716773.

It is an arithmetic number, because the mean of its divisors is an integer number (2364717600).

Almost surely, 218282913741 is an apocalyptic number.

It is an amenable number.

18282913741 is a deficient number, since it is larger than the sum of its proper divisors (634827059).

18282913741 is a wasteful number, since it uses less digits than its factorization.

18282913741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408019.

The product of its digits is 193536, while the sum is 46.

The spelling of 18282913741 in words is "eighteen billion, two hundred eighty-two million, nine hundred thirteen thousand, seven hundred forty-one".

Divisors: 1 31 419 12989 1407569 43634639 589771411 18282913741