Base | Representation |
---|---|
bin | 1011001100100110001010… |
… | …1100100110101100010000 |
3 | 1121120220220222220102021211 |
4 | 2303021202230212230100 |
5 | 3103200443211132240 |
6 | 42103335440025504 |
7 | 2410304565341200 |
oct | 263114254465420 |
9 | 47526828812254 |
10 | 12311032130320 |
11 | 3a17096764980 |
12 | 1469b63902294 |
13 | 6b3c04cb5651 |
14 | 307bddd96400 |
15 | 165388db8bea |
hex | b3262b26b10 |
12311032130320 has 240 divisors, whose sum is σ = 37494976882176. Its totient is φ = 3713423616000.
The previous prime is 12311032130263. The next prime is 12311032130321. The reversal of 12311032130320 is 2303123011321.
It is a super-2 number, since 2×123110321303202 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 12311032130291 and 12311032130300.
It is not an unprimeable number, because it can be changed into a prime (12311032130321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3268221 + ... + 5941660.
Almost surely, 212311032130320 is an apocalyptic number.
12311032130320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12311032130320 is an abundant number, since it is smaller than the sum of its proper divisors (25183944751856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12311032130320 is a wasteful number, since it uses less digits than its factorization.
12311032130320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9209950 (or 9209937 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 12311032130320 its reverse (2303123011321), we get a palindrome (14614155141641).
The spelling of 12311032130320 in words is "twelve trillion, three hundred eleven billion, thirty-two million, one hundred thirty thousand, three hundred twenty".
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