Base | Representation |
---|---|
bin | 10000001100111101001001 |
3 | 21222210021222 |
4 | 100030331021 |
5 | 2041403434 |
6 | 231011425 |
7 | 51050000 |
oct | 20147511 |
9 | 7883258 |
10 | 4247369 |
11 | 2441125 |
12 | 1509b75 |
13 | b59349 |
14 | 7c7c37 |
15 | 58d72e |
hex | 40cf49 |
4247369 has 20 divisors (see below), whose sum is σ = 5209860. Its totient is φ = 3457440.
The previous prime is 4247363. The next prime is 4247371. The reversal of 4247369 is 9637424.
It can be written as a sum of positive squares in 2 ways, for example, as 960400 + 3286969 = 980^2 + 1813^2 .
It is a de Polignac number, because none of the positive numbers 2k-4247369 is a prime.
It is a super-2 number, since 2×42473692 = 36080286844322, which contains 22 as substring.
It is a d-powerful number, because it can be written as 44 + 215 + 411 + 73 + 39 + 6 + 9 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4247363) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 69599 + ... + 69659.
It is an arithmetic number, because the mean of its divisors is an integer number (260493).
Almost surely, 24247369 is an apocalyptic number.
4247369 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
It is an amenable number.
4247369 is a deficient number, since it is larger than the sum of its proper divisors (962491).
4247369 is an frugal number, since it uses more digits than its factorization.
4247369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118 (or 97 counting only the distinct ones).
The product of its digits is 36288, while the sum is 35.
The square root of 4247369 is about 2060.9146027917. The cubic root of 4247369 is about 161.9471579929.
The spelling of 4247369 in words is "four million, two hundred forty-seven thousand, three hundred sixty-nine".
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