Base | Representation |
---|---|
bin | 100011110110001101… |
… | …010010110110010000 |
3 | 10200100110111212002101 |
4 | 203312031102312100 |
5 | 1112312021343301 |
6 | 25403211130144 |
7 | 2531554105531 |
oct | 436615226620 |
9 | 120313455071 |
10 | 38490418576 |
11 | 15361924195 |
12 | 7562443954 |
13 | 38253b710c |
14 | 1c11cd2688 |
15 | 10041e8701 |
hex | 8f6352d90 |
38490418576 has 40 divisors (see below), whose sum is σ = 78518719520. Its totient is φ = 18228001536.
The previous prime is 38490418523. The next prime is 38490418579. The reversal of 38490418576 is 67581409483.
It is not an unprimeable number, because it can be changed into a prime (38490418579) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1541971 + ... + 1566733.
It is an arithmetic number, because the mean of its divisors is an integer number (1962967988).
Almost surely, 238490418576 is an apocalyptic number.
It is an amenable number.
38490418576 is an abundant number, since it is smaller than the sum of its proper divisors (40028300944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38490418576 is a wasteful number, since it uses less digits than its factorization.
38490418576 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29903 (or 29897 counting only the distinct ones).
The product of its (nonzero) digits is 5806080, while the sum is 55.
The spelling of 38490418576 in words is "thirty-eight billion, four hundred ninety million, four hundred eighteen thousand, five hundred seventy-six".
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