Base | Representation |
---|---|
bin | 1110101010001110100011 |
3 | 21020020120120 |
4 | 32222032203 |
5 | 1440433404 |
6 | 214211323 |
7 | 44444010 |
oct | 16521643 |
9 | 7206516 |
10 | 3842979 |
11 | 2195318 |
12 | 1353b43 |
13 | a4726a |
14 | 720707 |
15 | 50d9d9 |
hex | 3aa3a3 |
3842979 has 8 divisors (see below), whose sum is σ = 5856000. Its totient is φ = 2195976.
The previous prime is 3842963. The next prime is 3842981. The reversal of 3842979 is 9792483.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3842979 - 24 = 3842963 is a prime.
3842979 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 3842979.
It is not an unprimeable number, because it can be changed into a prime (3842929) 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, 91479 + ... + 91520.
It is an arithmetic number, because the mean of its divisors is an integer number (732000).
Almost surely, 23842979 is an apocalyptic number.
3842979 is a deficient number, since it is larger than the sum of its proper divisors (2013021).
3842979 is a wasteful number, since it uses less digits than its factorization.
3842979 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183009.
The product of its digits is 108864, while the sum is 42.
The square root of 3842979 is about 1960.3517541503. The cubic root of 3842979 is about 156.6351895918.
The spelling of 3842979 in words is "three million, eight hundred forty-two thousand, nine hundred seventy-nine".
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