Base | Representation |
---|---|
bin | 1001001001000… |
… | …0100100000111 |
3 | 2200010220210021 |
4 | 2102100210013 |
5 | 34303401441 |
6 | 3445440011 |
7 | 643614652 |
oct | 222204407 |
9 | 80126707 |
10 | 38340871 |
11 | 1a708078 |
12 | 10a10007 |
13 | 7c3560a |
14 | 5140899 |
15 | 35753d1 |
hex | 2490907 |
38340871 has 8 divisors (see below), whose sum is σ = 39751920. Its totient is φ = 36935808.
The previous prime is 38340853. The next prime is 38340877. The reversal of 38340871 is 17804383.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 38340871 - 211 = 38338823 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38340877) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14655 + ... + 17071.
It is an arithmetic number, because the mean of its divisors is an integer number (4968990).
Almost surely, 238340871 is an apocalyptic number.
38340871 is a deficient number, since it is larger than the sum of its proper divisors (1411049).
38340871 is a wasteful number, since it uses less digits than its factorization.
38340871 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2993.
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 38340871 is about 6192.0005652455. Note that the first 3 decimals coincide. The cubic root of 38340871 is about 337.1998128236.
The spelling of 38340871 in words is "thirty-eight million, three hundred forty thousand, eight hundred seventy-one".
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