Base | Representation |
---|---|
bin | 100100101010000… |
… | …0100111110100000 |
3 | 10011201110110211202 |
4 | 1021110010332200 |
5 | 10004340000112 |
6 | 322015100332 |
7 | 42323553632 |
oct | 11124047640 |
9 | 3151413752 |
10 | 1230000032 |
11 | 581337258 |
12 | 2a3b116a8 |
13 | 167a99491 |
14 | b94dca52 |
15 | 72eb46c2 |
hex | 49504fa0 |
1230000032 has 12 divisors (see below), whose sum is σ = 2421562626. Its totient is φ = 615000000.
The previous prime is 1229999999. The next prime is 1230000047. The reversal of 1230000032 is 2300000321.
It can be written as a sum of positive squares in only one way, i.e., 726625936 + 503374096 = 26956^2 + 22436^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1229999968 and 1230000022.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19218719 + ... + 19218782.
Almost surely, 21230000032 is an apocalyptic number.
It is an amenable number.
1230000032 is a deficient number, since it is larger than the sum of its proper divisors (1191562594).
1230000032 is an equidigital number, since it uses as much as digits as its factorization.
1230000032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38437511 (or 38437503 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 1230000032 is about 35071.3562897131. The cubic root of 1230000032 is about 1071.4412789824.
Adding to 1230000032 its reverse (2300000321), we get a palindrome (3530000353).
The spelling of 1230000032 in words is "one billion, two hundred thirty million, thirty-two", and thus it is an aban number.
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