Base | Representation |
---|---|
bin | 101000100110… |
… | …100101100000 |
3 | 202000202120010 |
4 | 220212211200 |
5 | 10211100213 |
6 | 1020044520 |
7 | 156320340 |
oct | 50464540 |
9 | 22022503 |
10 | 10643808 |
11 | 600a93a |
12 | 3693740 |
13 | 2288916 |
14 | 15b0d20 |
15 | e03ac3 |
hex | a26960 |
10643808 has 96 divisors (see below), whose sum is σ = 32707584. Its totient is φ = 2967552.
The previous prime is 10643807. The next prime is 10643813. The reversal of 10643808 is 80834601.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×106438082 = 226581297481728, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10643807) 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, 31416 + ... + 31752.
It is an arithmetic number, because the mean of its divisors is an integer number (340704).
Almost surely, 210643808 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 10643808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16353792).
10643808 is an abundant number, since it is smaller than the sum of its proper divisors (22063776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10643808 is a wasteful number, since it uses less digits than its factorization.
10643808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 404 (or 396 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 10643808 is about 3262.4849424940. The cubic root of 10643808 is about 219.9711256871.
The spelling of 10643808 in words is "ten million, six hundred forty-three thousand, eight hundred eight".
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