Base | Representation |
---|---|
bin | 100100101100001… |
… | …1000111011011100 |
3 | 10011210120220022201 |
4 | 1021120120323130 |
5 | 10010132132312 |
6 | 322055221244 |
7 | 42336302155 |
oct | 11130307334 |
9 | 3153526281 |
10 | 1231130332 |
11 | 581a39493 |
12 | 2a4377824 |
13 | 1680a3ab3 |
14 | b971492c |
15 | 73139557 |
hex | 49618edc |
1231130332 has 6 divisors (see below), whose sum is σ = 2154478088. Its totient is φ = 615565164.
The previous prime is 1231130279. The next prime is 1231130353. The reversal of 1231130332 is 2330311321.
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, 153891288 + ... + 153891295.
Almost surely, 21231130332 is an apocalyptic number.
It is an amenable number.
1231130332 is a deficient number, since it is larger than the sum of its proper divisors (923347756).
1231130332 is a wasteful number, since it uses less digits than its factorization.
1231130332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 307782587 (or 307782585 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
The square root of 1231130332 is about 35087.4668792149. The cubic root of 1231130332 is about 1071.7693763465.
Adding to 1231130332 its reverse (2330311321), we get a palindrome (3561441653).
The spelling of 1231130332 in words is "one billion, two hundred thirty-one million, one hundred thirty thousand, three hundred thirty-two".
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