Base | Representation |
---|---|
bin | 10011000101010110111… |
… | …010111101000111000010 |
3 | 11122101000100100021001010 |
4 | 103011112322331013002 |
5 | 132441243332224024 |
6 | 2442243133021350 |
7 | 163514202204666 |
oct | 23052672750702 |
9 | 4571010307033 |
10 | 1311423320514 |
11 | 466198303a4a |
12 | 1921b5024856 |
13 | 96888939ca8 |
14 | 4768a7708a6 |
15 | 241a6c32b29 |
hex | 13156ebd1c2 |
1311423320514 has 8 divisors (see below), whose sum is σ = 2622846641040. Its totient is φ = 437141106836.
The previous prime is 1311423320509. The next prime is 1311423320531. The reversal of 1311423320514 is 4150233241131.
It is a sphenic number, since it is the product of 3 distinct primes.
1311423320514 is an admirable number.
It is a super-2 number, since 2×13114233205142 (a number of 25 digits) contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109285276704 + ... + 109285276715.
It is an arithmetic number, because the mean of its divisors is an integer number (327855830130).
Almost surely, 21311423320514 is an apocalyptic number.
1311423320514 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311423320514 is a wasteful number, since it uses less digits than its factorization.
1311423320514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 218570553424.
The product of its (nonzero) digits is 8640, while the sum is 30.
Adding to 1311423320514 its reverse (4150233241131), we get a palindrome (5461656561645).
The spelling of 1311423320514 in words is "one trillion, three hundred eleven billion, four hundred twenty-three million, three hundred twenty thousand, five hundred fourteen".
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