Base | Representation |
---|---|
bin | 10010111000000000110101 |
3 | 100022101102001 |
4 | 102320000311 |
5 | 2231314041 |
6 | 254015301 |
7 | 60025501 |
oct | 22700065 |
9 | 10271361 |
10 | 4948021 |
11 | 287a581 |
12 | 17a7531 |
13 | 1043230 |
14 | 92b301 |
15 | 67b131 |
hex | 4b8035 |
4948021 has 8 divisors (see below), whose sum is σ = 5352984. Its totient is φ = 4546560.
The previous prime is 4947991. The next prime is 4948039. The reversal of 4948021 is 1208494.
It can be written as a sum of positive squares in 4 ways, for example, as 1102500 + 3845521 = 1050^2 + 1961^2 .
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 4948021 - 211 = 4945973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4948621) 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, 2601 + ... + 4081.
It is an arithmetic number, because the mean of its divisors is an integer number (669123).
Almost surely, 24948021 is an apocalyptic number.
It is an amenable number.
4948021 is a deficient number, since it is larger than the sum of its proper divisors (404963).
4948021 is a wasteful number, since it uses less digits than its factorization.
4948021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1751.
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 4948021 is about 2224.4147544916. The cubic root of 4948021 is about 170.4029771093.
It can be divided in two parts, 494 and 8021, that added together give a triangular number (8515 = T130).
The spelling of 4948021 in words is "four million, nine hundred forty-eight thousand, twenty-one".
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