Base | Representation |
---|---|
bin | 10010100101010100111001 |
3 | 100011111102020 |
4 | 102211110321 |
5 | 2221341411 |
6 | 252225053 |
7 | 56256366 |
oct | 22452471 |
9 | 10144366 |
10 | 4871481 |
11 | 282801a |
12 | 176b189 |
13 | 1017444 |
14 | 90b46d |
15 | 663606 |
hex | 4a5539 |
4871481 has 4 divisors (see below), whose sum is σ = 6495312. Its totient is φ = 3247652.
The previous prime is 4871479. The next prime is 4871491. The reversal of 4871481 is 1841784.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 4871481 - 21 = 4871479 is a prime.
It is a super-2 number, since 2×48714812 = 47462654266722, which contains 22 as substring.
It is a D-number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (4871431) 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 3 ways as a sum of consecutive naturals, for example, 811911 + ... + 811916.
It is an arithmetic number, because the mean of its divisors is an integer number (1623828).
Almost surely, 24871481 is an apocalyptic number.
It is an amenable number.
4871481 is a deficient number, since it is larger than the sum of its proper divisors (1623831).
4871481 is a wasteful number, since it uses less digits than its factorization.
4871481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1623830.
The product of its digits is 7168, while the sum is 33.
The square root of 4871481 is about 2207.1431761442. The cubic root of 4871481 is about 169.5197634476.
The spelling of 4871481 in words is "four million, eight hundred seventy-one thousand, four hundred eighty-one".
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