Base | Representation |
---|---|
bin | 100100101110000… |
… | …1101010011101000 |
3 | 10011212110202101202 |
4 | 1021130031103220 |
5 | 10010411200204 |
6 | 322132503332 |
7 | 42350641355 |
oct | 11134152350 |
9 | 3155422352 |
10 | 1232131304 |
11 | 582562538 |
12 | 2a477ab48 |
13 | 1683645a1 |
14 | b98d562c |
15 | 73285e1e |
hex | 4970d4e8 |
1232131304 has 32 divisors (see below), whose sum is σ = 2574892800. Its totient is φ = 549308160.
The previous prime is 1232131297. The next prime is 1232131309. The reversal of 1232131304 is 4031312321.
It is not an unprimeable number, because it can be changed into a prime (1232131309) 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, 235832 + ... + 240999.
It is an arithmetic number, because the mean of its divisors is an integer number (80465400).
Almost surely, 21232131304 is an apocalyptic number.
It is an amenable number.
1232131304 is an abundant number, since it is smaller than the sum of its proper divisors (1342761496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232131304 is a wasteful number, since it uses less digits than its factorization.
1232131304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 476873 (or 476869 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 1232131304 is about 35101.7279346758. The cubic root of 1232131304 is about 1072.0597654546.
Adding to 1232131304 its reverse (4031312321), we get a palindrome (5263443625).
The spelling of 1232131304 in words is "one billion, two hundred thirty-two million, one hundred thirty-one thousand, three hundred four".
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