Base | Representation |
---|---|
bin | 10010010110100011100101 |
3 | 100001102102111 |
4 | 102112203211 |
5 | 2212422411 |
6 | 251041021 |
7 | 55615120 |
oct | 22264345 |
9 | 10042374 |
10 | 4810981 |
11 | 279661a |
12 | 1740171 |
13 | cc5a46 |
14 | 8d33b7 |
15 | 650721 |
hex | 4968e5 |
4810981 has 8 divisors (see below), whose sum is σ = 5632704. Its totient is φ = 4022880.
The previous prime is 4810973. The next prime is 4810987. The reversal of 4810981 is 1890184.
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 4810981 - 23 = 4810973 is a prime.
It is a super-2 number, since 2×48109812 = 46291076364722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4810987) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8095 + ... + 8668.
It is an arithmetic number, because the mean of its divisors is an integer number (704088).
Almost surely, 24810981 is an apocalyptic number.
4810981 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
It is an amenable number.
4810981 is a deficient number, since it is larger than the sum of its proper divisors (821723).
4810981 is a wasteful number, since it uses less digits than its factorization.
4810981 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16811.
The product of its (nonzero) digits is 2304, while the sum is 31.
The square root of 4810981 is about 2193.3948572931. The cubic root of 4810981 is about 168.8150702874.
The spelling of 4810981 in words is "four million, eight hundred ten thousand, nine hundred eighty-one".
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