Base | Representation |
---|---|
bin | 11101111101100… |
… | …100101010110000 |
3 | 1022000212210122200 |
4 | 131331210222300 |
5 | 2012141231430 |
6 | 121514103200 |
7 | 15312466026 |
oct | 3575445260 |
9 | 1260783580 |
10 | 502680240 |
11 | 238828117 |
12 | 12041ab00 |
13 | 801b303a |
14 | 4aa92716 |
15 | 2e1e7460 |
hex | 1df64ab0 |
502680240 has 120 divisors (see below), whose sum is σ = 1692213120. Its totient is φ = 133727232.
The previous prime is 502680197. The next prime is 502680247. The reversal of 502680240 is 42086205.
It is a tau number, because it is divible by the number of its divisors (120).
It is not an unprimeable number, because it can be changed into a prime (502680247) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 582049 + ... + 582911.
It is an arithmetic number, because the mean of its divisors is an integer number (14101776).
Almost surely, 2502680240 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 502680240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (846106560).
502680240 is an abundant number, since it is smaller than the sum of its proper divisors (1189532880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
502680240 is a wasteful number, since it uses less digits than its factorization.
502680240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1691 (or 1682 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 502680240 is about 22420.5316618496. The cubic root of 502680240 is about 795.1162046820.
The spelling of 502680240 in words is "five hundred two million, six hundred eighty thousand, two hundred forty".
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