Base | Representation |
---|---|
bin | 11011100100000… |
… | …00110100001000 |
3 | 121010001220110020 |
4 | 31302000310020 |
5 | 433142324334 |
6 | 34535420440 |
7 | 5505201204 |
oct | 1562006410 |
9 | 533056406 |
10 | 231214344 |
11 | 109572839 |
12 | 65524720 |
13 | 38b95c2a |
14 | 229c9b04 |
15 | 15472e49 |
hex | dc80d08 |
231214344 has 32 divisors (see below), whose sum is σ = 608460000. Its totient is φ = 73014912.
The previous prime is 231214343. The next prime is 231214367. The reversal of 231214344 is 443412132.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (231214343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253069 + ... + 253980.
It is an arithmetic number, because the mean of its divisors is an integer number (19014375).
Almost surely, 2231214344 is an apocalyptic number.
231214344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
231214344 is an abundant number, since it is smaller than the sum of its proper divisors (377245656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231214344 is a wasteful number, since it uses less digits than its factorization.
231214344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 507077 (or 507073 counting only the distinct ones).
The product of its digits is 2304, while the sum is 24.
The square root of 231214344 is about 15205.7339184927. The cubic root of 231214344 is about 613.7689645613.
Adding to 231214344 its reverse (443412132), we get a palindrome (674626476).
The spelling of 231214344 in words is "two hundred thirty-one million, two hundred fourteen thousand, three hundred forty-four".
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