Base | Representation |
---|---|
bin | 11110010010010… |
… | …010000011110000 |
3 | 1022102002121120100 |
4 | 132102102003300 |
5 | 2020033442130 |
6 | 122230312400 |
7 | 15406566315 |
oct | 3622220360 |
9 | 1272077510 |
10 | 508109040 |
11 | 2408a592a |
12 | 1221b8700 |
13 | 8136404a |
14 | 4b6a6d0c |
15 | 2e91ac60 |
hex | 1e4920f0 |
508109040 has 120 divisors (see below), whose sum is σ = 1728192960. Its totient is φ = 133765632.
The previous prime is 508109009. The next prime is 508109047. The reversal of 508109040 is 40901805.
It is a tau number, because it is divible by the number of its divisors (120).
It is a junction number, because it is equal to n+sod(n) for n = 508108995 and 508109013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (508109047) 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, 52414 + ... + 61346.
It is an arithmetic number, because the mean of its divisors is an integer number (14401608).
Almost surely, 2508109040 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 508109040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (864096480).
508109040 is an abundant number, since it is smaller than the sum of its proper divisors (1220083920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
508109040 is a wasteful number, since it uses less digits than its factorization.
508109040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9031 (or 9022 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 508109040 is about 22541.2741432245. The cubic root of 508109040 is about 797.9683029602.
The spelling of 508109040 in words is "five hundred eight million, one hundred nine thousand, forty".
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