Base | Representation |
---|---|
bin | 100011111011010011… |
… | …010000101110000110 |
3 | 10200120102022011202201 |
4 | 203323103100232012 |
5 | 1113000410300211 |
6 | 25415502425114 |
7 | 2533642321546 |
oct | 437323205606 |
9 | 120512264681 |
10 | 38575868806 |
11 | 153a6088212 |
12 | 7586b9219a |
13 | 383a005197 |
14 | 1c1d3b7326 |
15 | 100b9770c1 |
hex | 8fb4d0b86 |
38575868806 has 4 divisors (see below), whose sum is σ = 57863803212. Its totient is φ = 19287934402.
The previous prime is 38575868803. The next prime is 38575868827. The reversal of 38575868806 is 60886857583.
38575868806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60886857583 = 59 ⋅1031980637.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38575868803) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9643967200 + ... + 9643967203.
It is an arithmetic number, because the mean of its divisors is an integer number (14465950803).
Almost surely, 238575868806 is an apocalyptic number.
38575868806 is a deficient number, since it is larger than the sum of its proper divisors (19287934406).
38575868806 is a wasteful number, since it uses less digits than its factorization.
38575868806 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19287934405.
The product of its (nonzero) digits is 77414400, while the sum is 64.
The spelling of 38575868806 in words is "thirty-eight billion, five hundred seventy-five million, eight hundred sixty-eight thousand, eight hundred six".
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