Base | Representation |
---|---|
bin | 10010100111110111111111 |
3 | 100012000201211 |
4 | 102213313333 |
5 | 2222210134 |
6 | 252345251 |
7 | 56332000 |
oct | 22476777 |
9 | 10160654 |
10 | 4881919 |
11 | 2834949 |
12 | 1775227 |
13 | 101c113 |
14 | 9111a7 |
15 | 666764 |
hex | 4a7dff |
4881919 has 16 divisors (see below), whose sum is σ = 5843200. Its totient is φ = 4074840.
The previous prime is 4881901. The next prime is 4881931. The reversal of 4881919 is 9191884.
It is not a de Polignac number, because 4881919 - 27 = 4881791 is a prime.
It is a super-2 number, since 2×48819192 = 47666266245122, which contains 22 as substring.
It is a Duffinian number.
4881919 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4881949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14584 + ... + 14914.
It is an arithmetic number, because the mean of its divisors is an integer number (365200).
Almost surely, 24881919 is an apocalyptic number.
4881919 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
4881919 is a deficient number, since it is larger than the sum of its proper divisors (961281).
4881919 is an equidigital number, since it uses as much as digits as its factorization.
4881919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 395 (or 381 counting only the distinct ones).
The product of its digits is 20736, while the sum is 40.
The square root of 4881919 is about 2209.5065059873. The cubic root of 4881919 is about 169.6407523221.
The spelling of 4881919 in words is "four million, eight hundred eighty-one thousand, nine hundred nineteen".
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