Base | Representation |
---|---|
bin | 11101111100100… |
… | …101111010111110 |
3 | 1022000101202002210 |
4 | 131330211322332 |
5 | 2012110020410 |
6 | 121504401250 |
7 | 15310345521 |
oct | 3574457276 |
9 | 1260352083 |
10 | 502423230 |
11 | 238672011 |
12 | 120316226 |
13 | 8012306a |
14 | 4aa26bb8 |
15 | 2e196220 |
hex | 1df25ebe |
502423230 has 64 divisors (see below), whose sum is σ = 1227571200. Its totient is φ = 131579136.
The previous prime is 502423217. The next prime is 502423241. The reversal of 502423230 is 32324205.
It is a junction number, because it is equal to n+sod(n) for n = 502423197 and 502423206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 838471 + ... + 839069.
It is an arithmetic number, because the mean of its divisors is an integer number (19180800).
Almost surely, 2502423230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 502423230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613785600).
502423230 is an abundant number, since it is smaller than the sum of its proper divisors (725147970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
502423230 is a wasteful number, since it uses less digits than its factorization.
502423230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1065.
The product of its (nonzero) digits is 1440, while the sum is 21.
The square root of 502423230 is about 22414.7993522137. The cubic root of 502423230 is about 794.9806727630.
Adding to 502423230 its reverse (32324205), we get a palindrome (534747435).
The spelling of 502423230 in words is "five hundred two million, four hundred twenty-three thousand, two hundred thirty".
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