Base | Representation |
---|---|
bin | 100011110101111011… |
… | …001010011000100001 |
3 | 10200100010120100211121 |
4 | 203311323022120201 |
5 | 1112304312242223 |
6 | 25402521212241 |
7 | 2531465520604 |
oct | 436573123041 |
9 | 120303510747 |
10 | 38485665313 |
11 | 1535a177a77 |
12 | 7560931081 |
13 | 3824411734 |
14 | 1c1141633b |
15 | 1003aaa15d |
hex | 8f5eca621 |
38485665313 has 8 divisors (see below), whose sum is σ = 38606506848. Its totient is φ = 38364977664.
The previous prime is 38485665299. The next prime is 38485665319. The reversal of 38485665313 is 31356658483.
38485665313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 38485665313 - 29 = 38485664801 is a prime.
It is a super-2 number, since 2×384856653132 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38485665319) 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, 473106 + ... + 548452.
It is an arithmetic number, because the mean of its divisors is an integer number (4825813356).
Almost surely, 238485665313 is an apocalyptic number.
It is an amenable number.
38485665313 is a deficient number, since it is larger than the sum of its proper divisors (120841535).
38485665313 is a wasteful number, since it uses less digits than its factorization.
38485665313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76943.
The product of its digits is 6220800, while the sum is 52.
It can be divided in two parts, 3848 and 5665313, that added together give a square (5669161 = 23812).
The spelling of 38485665313 in words is "thirty-eight billion, four hundred eighty-five million, six hundred sixty-five thousand, three hundred thirteen".
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