Base | Representation |
---|---|
bin | 11101110110101101100011… |
… | …010110011011101110010001 |
3 | 122012220110021122012022010212 |
4 | 131312231203112123232101 |
5 | 114202232233134443441 |
6 | 1143131452243133505 |
7 | 36441223343210162 |
oct | 3566554326335621 |
9 | 565813248168125 |
10 | 131303112031121 |
11 | 38923378749468 |
12 | 1288750a674295 |
13 | 5835aa432a854 |
14 | 245d166b93769 |
15 | 102a7667e1eeb |
hex | 776b6359bb91 |
131303112031121 has 8 divisors (see below), whose sum is σ = 133263061366464. Its totient is φ = 129343168619280.
The previous prime is 131303112031103. The next prime is 131303112031127. The reversal of 131303112031121 is 121130211303131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-131303112031121 is a prime.
It is a super-2 number, since 2×1313031120311212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131303112031127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65883551 + ... + 67847243.
It is an arithmetic number, because the mean of its divisors is an integer number (16657882670808).
Almost surely, 2131303112031121 is an apocalyptic number.
It is an amenable number.
131303112031121 is a deficient number, since it is larger than the sum of its proper divisors (1959949335343).
131303112031121 is an equidigital number, since it uses as much as digits as its factorization.
131303112031121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2961751.
The product of its (nonzero) digits is 324, while the sum is 23.
Adding to 131303112031121 its reverse (121130211303131), we get a palindrome (252433323334252).
The spelling of 131303112031121 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred twelve million, thirty-one thousand, one hundred twenty-one".
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