Base | Representation |
---|---|
bin | 10010000010110000011001 |
3 | 22220022011210 |
4 | 102002300121 |
5 | 2202324011 |
6 | 245213333 |
7 | 55126512 |
oct | 22026031 |
9 | 8808153 |
10 | 4729881 |
11 | 27406a2 |
12 | 1701249 |
13 | c97b60 |
14 | 8b1a09 |
15 | 6366a6 |
hex | 482c19 |
4729881 has 16 divisors (see below), whose sum is σ = 7088256. Its totient is φ = 2783616.
The previous prime is 4729877. The next prime is 4729891. The reversal of 4729881 is 1889274.
It is not a de Polignac number, because 4729881 - 22 = 4729877 is a prime.
It is a super-2 number, since 2×47298812 = 44743548548322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a d-powerful number, because it can be written as 46 + 7 + 25 + 96 + 87 + 87 + 1 .
4729881 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (4729811) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1740 + ... + 3533.
It is an arithmetic number, because the mean of its divisors is an integer number (443016).
Almost surely, 24729881 is an apocalyptic number.
It is an amenable number.
4729881 is a deficient number, since it is larger than the sum of its proper divisors (2358375).
4729881 is a wasteful number, since it uses less digits than its factorization.
4729881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5312.
The product of its digits is 32256, while the sum is 39.
The square root of 4729881 is about 2174.8289587919. The cubic root of 4729881 is about 167.8611025990.
The spelling of 4729881 in words is "four million, seven hundred twenty-nine thousand, eight hundred eighty-one".
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