Base | Representation |
---|---|
bin | 10000101010111001000101 |
3 | 22020000111110 |
4 | 100222321011 |
5 | 2104314424 |
6 | 233355233 |
7 | 52100331 |
oct | 20527105 |
9 | 8200443 |
10 | 4369989 |
11 | 2515268 |
12 | 1568b19 |
13 | ba00c0 |
14 | 81a7c1 |
15 | 5b4c29 |
hex | 42ae45 |
4369989 has 16 divisors (see below), whose sum is σ = 6350400. Its totient is φ = 2656896.
The previous prime is 4369973. The next prime is 4369991. The reversal of 4369989 is 9899634.
It is a happy number.
It is not a de Polignac number, because 4369989 - 24 = 4369973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4369949) 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, 2842 + ... + 4100.
It is an arithmetic number, because the mean of its divisors is an integer number (396900).
Almost surely, 24369989 is an apocalyptic number.
It is an amenable number.
4369989 is a deficient number, since it is larger than the sum of its proper divisors (1980411).
4369989 is a wasteful number, since it uses less digits than its factorization.
4369989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1364.
The product of its digits is 419904, while the sum is 48.
The square root of 4369989 is about 2090.4518650282. The cubic root of 4369989 is about 163.4908485559.
The spelling of 4369989 in words is "four million, three hundred sixty-nine thousand, nine hundred eighty-nine".
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