Base | Representation |
---|---|
bin | 100011101001010000… |
… | …111111100100101101 |
3 | 10122210022221021222202 |
4 | 203221100333210231 |
5 | 1111340430100042 |
6 | 25325453151245 |
7 | 2523306356345 |
oct | 435120774455 |
9 | 118708837882 |
10 | 38273284397 |
11 | 152602a9057 |
12 | 750178b525 |
13 | 37bc410c5a |
14 | 1bd112dd25 |
15 | ee0107632 |
hex | 8e943f92d |
38273284397 has 4 divisors (see below), whose sum is σ = 38285236800. Its totient is φ = 38261331996.
The previous prime is 38273284393. The next prime is 38273284403. The reversal of 38273284397 is 79348237283.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 38273284397 - 22 = 38273284393 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38273284393) 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 3 ways as a sum of consecutive naturals, for example, 5971397 + ... + 5977802.
It is an arithmetic number, because the mean of its divisors is an integer number (9571309200).
Almost surely, 238273284397 is an apocalyptic number.
It is an amenable number.
38273284397 is a deficient number, since it is larger than the sum of its proper divisors (11952403).
38273284397 is a wasteful number, since it uses less digits than its factorization.
38273284397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11952402.
The product of its digits is 12192768, while the sum is 56.
The spelling of 38273284397 in words is "thirty-eight billion, two hundred seventy-three million, two hundred eighty-four thousand, three hundred ninety-seven".
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