Base | Representation |
---|---|
bin | 100100001110111110… |
… | …101000101011001111 |
3 | 10201102102111220011110 |
4 | 210032332220223033 |
5 | 1114134414144343 |
6 | 25512334423103 |
7 | 2545061411400 |
oct | 441676505317 |
9 | 121372456143 |
10 | 38906006223 |
11 | 15555476357 |
12 | 7659661a93 |
13 | 3890525676 |
14 | 1c511939a7 |
15 | 102a93a833 |
hex | 90efa8acf |
38906006223 has 12 divisors (see below), whose sum is σ = 60344009880. Its totient is φ = 22232003472.
The previous prime is 38906006219. The next prime is 38906006257. The reversal of 38906006223 is 32260060983.
It is not a de Polignac number, because 38906006223 - 22 = 38906006219 is a prime.
It is a super-2 number, since 2×389060062232 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38906006723) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132333208 + ... + 132333501.
It is an arithmetic number, because the mean of its divisors is an integer number (5028667490).
Almost surely, 238906006223 is an apocalyptic number.
38906006223 is a deficient number, since it is larger than the sum of its proper divisors (21438003657).
38906006223 is a wasteful number, since it uses less digits than its factorization.
38906006223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264666726 (or 264666719 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 39.
The spelling of 38906006223 in words is "thirty-eight billion, nine hundred six million, six thousand, two hundred twenty-three".
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