Base | Representation |
---|---|
bin | 11011100010110… |
… | …01110000000000 |
3 | 121002202202222000 |
4 | 31301121300000 |
5 | 433122214321 |
6 | 34532144000 |
7 | 5503633542 |
oct | 1561316000 |
9 | 532682860 |
10 | 231054336 |
11 | 1094735a7 |
12 | 65468000 |
13 | 38b3b156 |
14 | 22987692 |
15 | 15440826 |
hex | dc59c00 |
231054336 has 176 divisors, whose sum is σ = 700565280. Its totient is φ = 75202560.
The previous prime is 231054331. The next prime is 231054337. The reversal of 231054336 is 633450132.
It is a happy number.
It is a super-2 number, since 2×2310543362 = 106772212368801792, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231054331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1686460 + ... + 1686596.
Almost surely, 2231054336 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 231054336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350282640).
231054336 is an abundant number, since it is smaller than the sum of its proper divisors (469510944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231054336 is a wasteful number, since it uses less digits than its factorization.
231054336 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 227 (or 203 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
The square root of 231054336 is about 15200.4715716322. The cubic root of 231054336 is about 613.6273490572.
The spelling of 231054336 in words is "two hundred thirty-one million, fifty-four thousand, three hundred thirty-six".
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