Base | Representation |
---|---|
bin | 11011100011001… |
… | …10110110101010 |
3 | 121002212111120221 |
4 | 31301212312222 |
5 | 433130424020 |
6 | 34533240254 |
7 | 5504246200 |
oct | 1561466652 |
9 | 532774527 |
10 | 231108010 |
11 | 1094aa961 |
12 | 6549308a |
13 | 38b59703 |
14 | 2299d070 |
15 | 154516aa |
hex | dc66daa |
231108010 has 24 divisors (see below), whose sum is σ = 483912900. Its totient is φ = 79236864.
The previous prime is 231107993. The next prime is 231108011. The reversal of 231108010 is 10801132.
It can be written as a sum of positive squares in 2 ways, for example, as 230948809 + 159201 = 15197^2 + 399^2 .
It is not an unprimeable number, because it can be changed into a prime (231108011) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235335 + ... + 236314.
Almost surely, 2231108010 is an apocalyptic number.
231108010 is an abundant number, since it is smaller than the sum of its proper divisors (252804890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231108010 is a wasteful number, since it uses less digits than its factorization.
231108010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 471670 (or 471663 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
The square root of 231108010 is about 15202.2370064409. The cubic root of 231108010 is about 613.6748606583.
Adding to 231108010 its reverse (10801132), we get a palindrome (241909142).
It can be divided in two parts, 231 and 108010, that added together give a square (108241 = 3292).
The spelling of 231108010 in words is "two hundred thirty-one million, one hundred eight thousand, ten".
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