Base | Representation |
---|---|
bin | 10011000101010110010… |
… | …000001110101101101000 |
3 | 11122100222120021020101222 |
4 | 103011112100032231220 |
5 | 132441233000323144 |
6 | 2442242053001212 |
7 | 163514005046450 |
oct | 23052620165550 |
9 | 4570876236358 |
10 | 1311412120424 |
11 | 466191a5417a |
12 | 1921b1323208 |
13 | 96886518113 |
14 | 47689096d60 |
15 | 241a5c6e2ee |
hex | 1315640eb68 |
1311412120424 has 16 divisors (see below), whose sum is σ = 2810168829600. Its totient is φ = 562033765872.
The previous prime is 1311412120379. The next prime is 1311412120433. The reversal of 1311412120424 is 4240212141131.
It is a junction number, because it is equal to n+sod(n) for n = 1311412120393 and 1311412120402.
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, 11709036734 + ... + 11709036845.
It is an arithmetic number, because the mean of its divisors is an integer number (175635551850).
Almost surely, 21311412120424 is an apocalyptic number.
1311412120424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1311412120424 is an abundant number, since it is smaller than the sum of its proper divisors (1498756709176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311412120424 is a wasteful number, since it uses less digits than its factorization.
1311412120424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23418073592 (or 23418073588 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 26.
Adding to 1311412120424 its reverse (4240212141131), we get a palindrome (5551624261555).
The spelling of 1311412120424 in words is "one trillion, three hundred eleven billion, four hundred twelve million, one hundred twenty thousand, four hundred twenty-four".
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