Base | Representation |
---|---|
bin | 10111011011111110100000 |
3 | 102120010212000 |
4 | 113123332200 |
5 | 3033101104 |
6 | 335404000 |
7 | 103136154 |
oct | 27337640 |
9 | 12503760 |
10 | 6143904 |
11 | 3517008 |
12 | 2083600 |
13 | 1371660 |
14 | b5d064 |
15 | 815639 |
hex | 5dbfa0 |
6143904 has 96 divisors (see below), whose sum is σ = 19333440. Its totient is φ = 1886976.
The previous prime is 6143861. The next prime is 6143927. The reversal of 6143904 is 4093416.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×61439042 = 75495112722432, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10959 + ... + 11505.
It is an arithmetic number, because the mean of its divisors is an integer number (201390).
Almost surely, 26143904 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6143904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9666720).
6143904 is an abundant number, since it is smaller than the sum of its proper divisors (13189536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6143904 is a wasteful number, since it uses less digits than its factorization.
6143904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 579 (or 565 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 6143904 is about 2478.6899765804. The cubic root of 6143904 is about 183.1533248750.
The spelling of 6143904 in words is "six million, one hundred forty-three thousand, nine hundred four".
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