Base | Representation |
---|---|
bin | 100011100101111111… |
… | …110010100011100111 |
3 | 10122122111202001201021 |
4 | 203211333302203213 |
5 | 1111232410133413 |
6 | 25320213512011 |
7 | 2522042256010 |
oct | 434577624347 |
9 | 118574661637 |
10 | 38218442983 |
11 | 15232350976 |
12 | 74a7342607 |
13 | 37b0c4c006 |
14 | 1bc7b36007 |
15 | eda3c318d |
hex | 8e5ff28e7 |
38218442983 has 8 divisors (see below), whose sum is σ = 43681367552. Its totient is φ = 32756305176.
The previous prime is 38218442929. The next prime is 38218442989. The reversal of 38218442983 is 38924481283.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-38218442983 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 38218442983.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38218442989) 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, 88635 + ... + 290332.
It is an arithmetic number, because the mean of its divisors is an integer number (5460170944).
Almost surely, 238218442983 is an apocalyptic number.
38218442983 is a deficient number, since it is larger than the sum of its proper divisors (5462924569).
38218442983 is a wasteful number, since it uses less digits than its factorization.
38218442983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393381.
The product of its digits is 2654208, while the sum is 52.
The spelling of 38218442983 in words is "thirty-eight billion, two hundred eighteen million, four hundred forty-two thousand, nine hundred eighty-three".
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