Base | Representation |
---|---|
bin | 100100010010100101… |
… | …100001000101101100 |
3 | 10201120122101211202002 |
4 | 210102211201011230 |
5 | 1114300412433122 |
6 | 25522335551432 |
7 | 2546425020635 |
oct | 442245410554 |
9 | 121518354662 |
10 | 38966530412 |
11 | 15586655047 |
12 | 767598b578 |
13 | 389cc270b4 |
14 | 1c5922a88c |
15 | 1030de3992 |
hex | 91296116c |
38966530412 has 48 divisors (see below), whose sum is σ = 72593418240. Its totient is φ = 18273897600.
The previous prime is 38966530411. The next prime is 38966530417. The reversal of 38966530412 is 21403566983.
It is a super-3 number, since 3×389665304123 (a number of 33 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (38966530411) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481928 + ... + 556944.
It is an arithmetic number, because the mean of its divisors is an integer number (1512362880).
Almost surely, 238966530412 is an apocalyptic number.
It is an amenable number.
38966530412 is a deficient number, since it is larger than the sum of its proper divisors (33626887828).
38966530412 is a wasteful number, since it uses less digits than its factorization.
38966530412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75182 (or 75180 counting only the distinct ones).
The product of its (nonzero) digits is 933120, while the sum is 47.
The spelling of 38966530412 in words is "thirty-eight billion, nine hundred sixty-six million, five hundred thirty thousand, four hundred twelve".
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