Base | Representation |
---|---|
bin | 10001100111111111101110… |
… | …01001011111110100111101 |
3 | 12002020012020022120201021020 |
4 | 20303333313021133310331 |
5 | 20040001114402430241 |
6 | 214233002400054353 |
7 | 11110101234336321 |
oct | 1063776711376475 |
9 | 162205208521236 |
10 | 38757636373821 |
11 | 11393026361682 |
12 | 441b5a60043b9 |
13 | 1881aa2338a41 |
14 | 97dc45911981 |
15 | 473295caab66 |
hex | 233ff725fd3d |
38757636373821 has 8 divisors (see below), whose sum is σ = 51680476783200. Its totient is φ = 25836610106832.
The previous prime is 38757636373817. The next prime is 38757636373843. The reversal of 38757636373821 is 12837363675783.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38757636373821 - 22 = 38757636373817 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38757636373861) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453485746 + ... + 453571203.
It is an arithmetic number, because the mean of its divisors is an integer number (6460059597900).
Almost surely, 238757636373821 is an apocalyptic number.
It is an amenable number.
38757636373821 is a deficient number, since it is larger than the sum of its proper divisors (12922840409379).
38757636373821 is a wasteful number, since it uses less digits than its factorization.
38757636373821 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 907071195.
The product of its digits is 640120320, while the sum is 69.
The spelling of 38757636373821 in words is "thirty-eight trillion, seven hundred fifty-seven billion, six hundred thirty-six million, three hundred seventy-three thousand, eight hundred twenty-one".
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