Base | Representation |
---|---|
bin | 100111101100100… |
… | …1110010011000111 |
3 | 10102211102020021100 |
4 | 1033121032103013 |
5 | 10211443342411 |
6 | 340101351143 |
7 | 45002626404 |
oct | 11731162307 |
9 | 3384366240 |
10 | 1332012231 |
11 | 623982560 |
12 | 3121084b3 |
13 | 182c65b24 |
14 | c8c952ab |
15 | 7be15456 |
hex | 4f64e4c7 |
1332012231 has 24 divisors (see below), whose sum is σ = 2106389376. Its totient is φ = 804410640.
The previous prime is 1332012221. The next prime is 1332012257. The reversal of 1332012231 is 1322102331.
It is not a de Polignac number, because 1332012231 - 219 = 1331487943 is a prime.
It is a super-2 number, since 2×13320122312 = 3548513167067194722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1332012221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4246 + ... + 51788.
It is an arithmetic number, because the mean of its divisors is an integer number (87766224).
Almost surely, 21332012231 is an apocalyptic number.
1332012231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1332012231 is a deficient number, since it is larger than the sum of its proper divisors (774377145).
1332012231 is a wasteful number, since it uses less digits than its factorization.
1332012231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47843 (or 47840 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 1332012231 is about 36496.7427450725. The cubic root of 1332012231 is about 1100.2787808558.
Adding to 1332012231 its reverse (1322102331), we get a palindrome (2654114562).
The spelling of 1332012231 in words is "one billion, three hundred thirty-two million, twelve thousand, two hundred thirty-one".
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