Base | Representation |
---|---|
bin | 11101110110101101100011… |
… | …010011010011010101010001 |
3 | 122012220110021120122121012212 |
4 | 131312231203103103111101 |
5 | 114202232232432212241 |
6 | 1143131452213401505 |
7 | 36441223333221161 |
oct | 3566554323232521 |
9 | 565813246577185 |
10 | 131303111210321 |
11 | 38923378238816 |
12 | 1288750a339295 |
13 | 5835aa410107b |
14 | 245d166a1c5a1 |
15 | 102a7666cdbeb |
hex | 776b634d3551 |
131303111210321 has 8 divisors (see below), whose sum is σ = 135538866726144. Its totient is φ = 127067366399760.
The previous prime is 131303111210287. The next prime is 131303111210353. The reversal of 131303111210321 is 123012111303131.
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-131303111210321 is a prime.
It is a super-2 number, since 2×1313031112103212 (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 (131303111210021) 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, 27735470 + ... + 32122616.
It is an arithmetic number, because the mean of its divisors is an integer number (16942358340768).
Almost surely, 2131303111210321 is an apocalyptic number.
It is an amenable number.
131303111210321 is a deficient number, since it is larger than the sum of its proper divisors (4235755515823).
131303111210321 is an equidigital number, since it uses as much as digits as its factorization.
131303111210321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5352631.
The product of its (nonzero) digits is 324, while the sum is 23.
Adding to 131303111210321 its reverse (123012111303131), we get a palindrome (254315222513452).
The spelling of 131303111210321 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred eleven million, two hundred ten thousand, three hundred twenty-one".
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