Base | Representation |
---|---|
bin | 1011100001010… |
… | …0101000101101 |
3 | 10100220212020101 |
4 | 2320110220231 |
5 | 44332202041 |
6 | 4443351101 |
7 | 1124463532 |
oct | 270245055 |
9 | 110825211 |
10 | 48319021 |
11 | 25302883 |
12 | 14222491 |
13 | a01a24a |
14 | 65bad89 |
15 | 4396b31 |
hex | 2e14a2d |
48319021 has 8 divisors (see below), whose sum is σ = 50517504. Its totient is φ = 46128720.
The previous prime is 48319013. The next prime is 48319039. The reversal of 48319021 is 12091384.
It is a happy number.
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 48319021 - 23 = 48319013 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 (48319091) 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, 12231 + ... + 15691.
It is an arithmetic number, because the mean of its divisors is an integer number (6314688).
Almost surely, 248319021 is an apocalyptic number.
It is an amenable number.
48319021 is a deficient number, since it is larger than the sum of its proper divisors (2198483).
48319021 is a wasteful number, since it uses less digits than its factorization.
48319021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4091.
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 48319021 is about 6951.1884595370. The cubic root of 48319021 is about 364.2274797741.
The spelling of 48319021 in words is "forty-eight million, three hundred nineteen thousand, twenty-one".
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