Base | Representation |
---|---|
bin | 11011100010011… |
… | …11000010000010 |
3 | 121002200112202000 |
4 | 31301033002002 |
5 | 433114313214 |
6 | 34531204430 |
7 | 5503361544 |
oct | 1561170202 |
9 | 532615660 |
10 | 231010434 |
11 | 109443616 |
12 | 65446716 |
13 | 38b24185 |
14 | 22975694 |
15 | 15432809 |
hex | dc4f082 |
231010434 has 16 divisors (see below), whose sum is σ = 513356640. Its totient is φ = 77003460.
The previous prime is 231010421. The next prime is 231010487. The reversal of 231010434 is 434010132.
231010434 is a `hidden beast` number, since 231 + 0 + 1 + 0 + 434 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2138932 + ... + 2139039.
It is an arithmetic number, because the mean of its divisors is an integer number (32084790).
Almost surely, 2231010434 is an apocalyptic number.
231010434 is an abundant number, since it is smaller than the sum of its proper divisors (282346206).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231010434 is a wasteful number, since it uses less digits than its factorization.
231010434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4277982 (or 4277976 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 231010434 is about 15199.0274030939. The cubic root of 231010434 is about 613.5884820462.
Adding to 231010434 its reverse (434010132), we get a palindrome (665020566).
The spelling of 231010434 in words is "two hundred thirty-one million, ten thousand, four hundred thirty-four".
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