Base | Representation |
---|---|
bin | 10001011010011011000000… |
… | …11000010001110000110101 |
3 | 12000120121102002010111211020 |
4 | 20231031200120101300311 |
5 | 20004330440101431124 |
6 | 213234431350331353 |
7 | 11031310611213612 |
oct | 1055154030216065 |
9 | 160517362114736 |
10 | 38291250420789 |
11 | 11223256680193 |
12 | 4365126359b59 |
13 | 1849b07240ab2 |
14 | 965440b01509 |
15 | 46609b1da379 |
hex | 22d360611c35 |
38291250420789 has 4 divisors (see below), whose sum is σ = 51055000561056. Its totient is φ = 25527500280524.
The previous prime is 38291250420757. The next prime is 38291250420817. The reversal of 38291250420789 is 98702405219283.
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 38291250420789 - 25 = 38291250420757 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38291250420719) 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, 6381875070129 + ... + 6381875070134.
It is an arithmetic number, because the mean of its divisors is an integer number (12763750140264).
Almost surely, 238291250420789 is an apocalyptic number.
It is an amenable number.
38291250420789 is a deficient number, since it is larger than the sum of its proper divisors (12763750140267).
38291250420789 is a wasteful number, since it uses less digits than its factorization.
38291250420789 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12763750140266.
The product of its (nonzero) digits is 17418240, while the sum is 60.
The spelling of 38291250420789 in words is "thirty-eight trillion, two hundred ninety-one billion, two hundred fifty million, four hundred twenty thousand, seven hundred eighty-nine".
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