Base | Representation |
---|---|
bin | 11011100011111… |
… | …11110000011010 |
3 | 121010001200111201 |
4 | 31301333300122 |
5 | 433142210020 |
6 | 34535344414 |
7 | 5505152443 |
oct | 1561776032 |
9 | 533050451 |
10 | 231210010 |
11 | 10956a559 |
12 | 6552210a |
13 | 38b93c75 |
14 | 229c82ca |
15 | 15471a0a |
hex | dc7fc1a |
231210010 has 16 divisors (see below), whose sum is σ = 417096936. Its totient is φ = 92279808.
The previous prime is 231209983. The next prime is 231210017. The reversal of 231210010 is 10012132.
It can be written as a sum of positive squares in 4 ways, for example, as 214944921 + 16265089 = 14661^2 + 4033^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (231210017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20727 + ... + 29866.
Almost surely, 2231210010 is an apocalyptic number.
231210010 is a deficient number, since it is larger than the sum of its proper divisors (185886926).
231210010 is a wasteful number, since it uses less digits than its factorization.
231210010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51057.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 231210010 is about 15205.5914057954. The cubic root of 231210010 is about 613.7651296041.
Adding to 231210010 its reverse (10012132), we get a palindrome (241222142).
The spelling of 231210010 in words is "two hundred thirty-one million, two hundred ten thousand, ten".
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