Base | Representation |
---|---|
bin | 10001100101111000101001… |
… | …01010111111001010001100 |
3 | 12001222021001100001102121111 |
4 | 20302330110222333022030 |
5 | 20032304110003420030 |
6 | 214135410355341404 |
7 | 11101623161053036 |
oct | 1062742452771214 |
9 | 161867040042544 |
10 | 38685117248140 |
11 | 113652a2193160 |
12 | 44095275b1864 |
13 | 1877cb602679c |
14 | 97a52650ac56 |
15 | 47144e44262a |
hex | 232f14abf28c |
38685117248140 has 48 divisors (see below), whose sum is σ = 88640820453024. Its totient is φ = 14064659225600.
The previous prime is 38685117248083. The next prime is 38685117248147. The reversal of 38685117248140 is 4184271158683.
38685117248140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (38685117248147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15432871 + ... + 17763550.
It is an arithmetic number, because the mean of its divisors is an integer number (1846683759438).
Almost surely, 238685117248140 is an apocalyptic number.
It is an amenable number.
38685117248140 is an abundant number, since it is smaller than the sum of its proper divisors (49955703204884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38685117248140 is a wasteful number, since it uses less digits than its factorization.
38685117248140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33201738 (or 33201736 counting only the distinct ones).
The product of its (nonzero) digits is 10321920, while the sum is 58.
The spelling of 38685117248140 in words is "thirty-eight trillion, six hundred eighty-five billion, one hundred seventeen million, two hundred forty-eight thousand, one hundred forty".
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