Base | Representation |
---|---|
bin | 11101110010100111001110… |
… | …101001101100100001010001 |
3 | 122011220112020201212011111120 |
4 | 131302213032221230201101 |
5 | 114133123404231314413 |
6 | 1142354230504232453 |
7 | 36411662350645641 |
oct | 3562471651544121 |
9 | 564815221764446 |
10 | 131021444401233 |
11 | 38824978708171 |
12 | 12840a0076b729 |
13 | 5815366552029 |
14 | 244d68667a521 |
15 | 102327d791723 |
hex | 7729cea6c851 |
131021444401233 has 8 divisors (see below), whose sum is σ = 174729506479296. Its totient is φ = 87330505962000.
The previous prime is 131021444401231. The next prime is 131021444401273. The reversal of 131021444401233 is 332104444120131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131021444401233 - 21 = 131021444401231 is a prime.
It is a super-3 number, since 3×1310214444012333 (a number of 43 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 131021444401194 and 131021444401203.
It is not an unprimeable number, because it can be changed into a prime (131021444401231) 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, 4280891853 + ... + 4280922458.
It is an arithmetic number, because the mean of its divisors is an integer number (21841188309912).
Almost surely, 2131021444401233 is an apocalyptic number.
It is an amenable number.
131021444401233 is a deficient number, since it is larger than the sum of its proper divisors (43708062078063).
131021444401233 is an equidigital number, since it uses as much as digits as its factorization.
131021444401233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8561819415.
The product of its (nonzero) digits is 27648, while the sum is 33.
Adding to 131021444401233 its reverse (332104444120131), we get a palindrome (463125888521364).
The spelling of 131021444401233 in words is "one hundred thirty-one trillion, twenty-one billion, four hundred forty-four million, four hundred one thousand, two hundred thirty-three".
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