Base | Representation |
---|---|
bin | 100100101010110… |
… | …1110010001100100 |
3 | 10011202021101110211 |
4 | 1021111232101210 |
5 | 10004442300312 |
6 | 322032225204 |
7 | 42330331234 |
oct | 11125562144 |
9 | 3152241424 |
10 | 1230431332 |
11 | 5816012a9 |
12 | 2a409b204 |
13 | 167bba8a0 |
14 | b95b1cc4 |
15 | 7304c3a7 |
hex | 4956e464 |
1230431332 has 24 divisors (see below), whose sum is σ = 2319843456. Its totient is φ = 567657888.
The previous prime is 1230431281. The next prime is 1230431339. The reversal of 1230431332 is 2331340321.
It is a super-2 number, since 2×12304313322 = 3027922525534588448, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1230431339) 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, 246453 + ... + 251395.
It is an arithmetic number, because the mean of its divisors is an integer number (96660144).
Almost surely, 21230431332 is an apocalyptic number.
It is an amenable number.
1230431332 is a deficient number, since it is larger than the sum of its proper divisors (1089412124).
1230431332 is a wasteful number, since it uses less digits than its factorization.
1230431332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9747 (or 9745 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 22.
The square root of 1230431332 is about 35077.5046432896. The cubic root of 1230431332 is about 1071.5664981176.
Adding to 1230431332 its reverse (2331340321), we get a palindrome (3561771653).
The spelling of 1230431332 in words is "one billion, two hundred thirty million, four hundred thirty-one thousand, three hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •