Base | Representation |
---|---|
bin | 11011100010101… |
… | …11000000111100 |
3 | 121002202012121001 |
4 | 31301113000330 |
5 | 433121340012 |
6 | 34532020044 |
7 | 5503556065 |
oct | 1561270074 |
9 | 532665531 |
10 | 231043132 |
11 | 109466141 |
12 | 65461624 |
13 | 38b36018 |
14 | 2298356c |
15 | 1543c357 |
hex | dc5703c |
231043132 has 6 divisors (see below), whose sum is σ = 404325488. Its totient is φ = 115521564.
The previous prime is 231043123. The next prime is 231043147. The reversal of 231043132 is 231340132.
231043132 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28880388 + ... + 28880395.
Almost surely, 2231043132 is an apocalyptic number.
It is an amenable number.
231043132 is a deficient number, since it is larger than the sum of its proper divisors (173282356).
231043132 is a wasteful number, since it uses less digits than its factorization.
231043132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57760787 (or 57760785 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 231043132 is about 15200.1030259666. The cubic root of 231043132 is about 613.6174304784.
Adding to 231043132 its reverse (231340132), we get a palindrome (462383264).
The spelling of 231043132 in words is "two hundred thirty-one million, forty-three thousand, one hundred thirty-two".
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