Base | Representation |
---|---|
bin | 11011100010110… |
… | …00110010111000 |
3 | 121002202120121010 |
4 | 31301120302320 |
5 | 433122103144 |
6 | 34532113520 |
7 | 5503616253 |
oct | 1561306270 |
9 | 532676533 |
10 | 231050424 |
11 | 109470670 |
12 | 654658a0 |
13 | 38b39437 |
14 | 2298609a |
15 | 1543e5b9 |
hex | dc58cb8 |
231050424 has 128 divisors (see below), whose sum is σ = 660441600. Its totient is φ = 66716160.
The previous prime is 231050399. The next prime is 231050429. The reversal of 231050424 is 424050132.
231050424 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 231050424.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231050429) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 788422 + ... + 788714.
It is an arithmetic number, because the mean of its divisors is an integer number (5159700).
Almost surely, 2231050424 is an apocalyptic number.
231050424 is a gapful number since it is divisible by the number (24) 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 231050424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330220800).
231050424 is an abundant number, since it is smaller than the sum of its proper divisors (429391176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231050424 is a wasteful number, since it uses less digits than its factorization.
231050424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 445 (or 441 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 231050424 is about 15200.3428908693. The cubic root of 231050424 is about 613.6238859126.
The spelling of 231050424 in words is "two hundred thirty-one million, fifty thousand, four hundred twenty-four".
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