Base | Representation |
---|---|
bin | 10010010101111011100101 |
3 | 100001021220200 |
4 | 102111323211 |
5 | 2212332141 |
6 | 251021113 |
7 | 55604502 |
oct | 22257345 |
9 | 10037820 |
10 | 4808421 |
11 | 2794702 |
12 | 173a799 |
13 | cc4827 |
14 | 8d24a9 |
15 | 64eab6 |
hex | 495ee5 |
4808421 has 12 divisors (see below), whose sum is σ = 6978348. Its totient is φ = 3190464.
The previous prime is 4808417. The next prime is 4808459. The reversal of 4808421 is 1248084.
It can be written as a sum of positive squares in 2 ways, for example, as 1179396 + 3629025 = 1086^2 + 1905^2 .
It is not a de Polignac number, because 4808421 - 22 = 4808417 is a prime.
It is a super-3 number, since 3×48084213 (a number of 21 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4808471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 951 + ... + 3243.
It is an arithmetic number, because the mean of its divisors is an integer number (581529).
Almost surely, 24808421 is an apocalyptic number.
It is an amenable number.
4808421 is a deficient number, since it is larger than the sum of its proper divisors (2169927).
4808421 is a wasteful number, since it uses less digits than its factorization.
4808421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2532 (or 2529 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 4808421 is about 2192.8112093840. The cubic root of 4808421 is about 168.7851219077.
The spelling of 4808421 in words is "four million, eight hundred eight thousand, four hundred twenty-one".
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