Base | Representation |
---|---|
bin | 11110010101100… |
… | …101101000100010 |
3 | 1022110201122100000 |
4 | 132111211220202 |
5 | 2020244210100 |
6 | 122301040430 |
7 | 15420136011 |
oct | 3625455042 |
9 | 1273648300 |
10 | 508975650 |
11 | 241337a37 |
12 | 122556116 |
13 | 815a8631 |
14 | 4b850a78 |
15 | 2ea3c900 |
hex | 1e565a22 |
508975650 has 144 divisors (see below), whose sum is σ = 1432345824. Its totient is φ = 134369280.
The previous prime is 508975627. The next prime is 508975651. The reversal of 508975650 is 56579805.
508975650 is a `hidden beast` number, since 5 + 0 + 89 + 7 + 565 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a junction number, because it is equal to n+sod(n) for n = 508975596 and 508975605.
It is not an unprimeable number, because it can be changed into a prime (508975651) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1980322 + ... + 1980578.
It is an arithmetic number, because the mean of its divisors is an integer number (9946846).
Almost surely, 2508975650 is an apocalyptic number.
508975650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 508975650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716172912).
508975650 is an abundant number, since it is smaller than the sum of its proper divisors (923370174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
508975650 is a wasteful number, since it uses less digits than its factorization.
508975650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 447 (or 430 counting only the distinct ones).
The product of its (nonzero) digits is 378000, while the sum is 45.
The square root of 508975650 is about 22560.4886915155. The cubic root of 508975650 is about 798.4217059910.
The spelling of 508975650 in words is "five hundred eight million, nine hundred seventy-five thousand, six hundred fifty".
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