Base | Representation |
---|---|
bin | 100010000101… |
… | …101100110000 |
3 | 121211000012212 |
4 | 202011230300 |
5 | 4241424430 |
6 | 515311252 |
7 | 135646115 |
oct | 42055460 |
9 | 17730185 |
10 | 8936240 |
11 | 5053a25 |
12 | 2bab528 |
13 | 1b0b621 |
14 | 128890c |
15 | bb7b95 |
hex | 885b30 |
8936240 has 40 divisors (see below), whose sum is σ = 21345360. Its totient is φ = 3476736.
The previous prime is 8936233. The next prime is 8936261. The reversal of 8936240 is 426398.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 8936197 and 8936206.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1451 + ... + 4469.
It is an arithmetic number, because the mean of its divisors is an integer number (533634).
Almost surely, 28936240 is an apocalyptic number.
8936240 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8936240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10672680).
8936240 is an abundant number, since it is smaller than the sum of its proper divisors (12409120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8936240 is a wasteful number, since it uses less digits than its factorization.
8936240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3069 (or 3063 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 32.
The square root of 8936240 is about 2989.3544453611. The cubic root of 8936240 is about 207.5160097968.
The spelling of 8936240 in words is "eight million, nine hundred thirty-six thousand, two hundred forty".
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