Base | Representation |
---|---|
bin | 11101110101010111111110… |
… | …001110010110101100010100 |
3 | 122012120200002121012101222220 |
4 | 131311113332032112230110 |
5 | 114144231040100220312 |
6 | 1143021334113422340 |
7 | 36431461243201611 |
oct | 3565277616265424 |
9 | 565520077171886 |
10 | 131211221101332 |
11 | 38898403707889 |
12 | 1287174456a9b0 |
13 | 582a21b82c308 |
14 | 245892aaad508 |
15 | 1028189449c8c |
hex | 7755fe396b14 |
131211221101332 has 24 divisors (see below), whose sum is σ = 311178524362272. Its totient is φ = 43020072492000.
The previous prime is 131211221101321. The next prime is 131211221101351. The reversal of 131211221101332 is 233101122112131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89625150294 + ... + 89625151757.
It is an arithmetic number, because the mean of its divisors is an integer number (12965771848428).
Almost surely, 2131211221101332 is an apocalyptic number.
131211221101332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131211221101332 is an abundant number, since it is smaller than the sum of its proper divisors (179967303260940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131211221101332 is a wasteful number, since it uses less digits than its factorization.
131211221101332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179250302119 (or 179250302117 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 24.
Adding to 131211221101332 its reverse (233101122112131), we get a palindrome (364312343213463).
The spelling of 131211221101332 in words is "one hundred thirty-one trillion, two hundred eleven billion, two hundred twenty-one million, one hundred one thousand, three hundred thirty-two".
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