Base | Representation |
---|---|
bin | 10011000101011000001… |
… | …111010000110000000100 |
3 | 11122101001212221002021212 |
4 | 103011120033100300010 |
5 | 132441320011433220 |
6 | 2442245242430552 |
7 | 163514561103035 |
oct | 23053017206004 |
9 | 4571055832255 |
10 | 1311445421060 |
11 | 4661a9829465 |
12 | 192200502458 |
13 | 968903a7538 |
14 | 4768d684a8c |
15 | 241a8b4b0c5 |
hex | 131583d0c04 |
1311445421060 has 48 divisors (see below), whose sum is σ = 2756145450240. Its totient is φ = 524176450560.
The previous prime is 1311445421053. The next prime is 1311445421081. The reversal of 1311445421060 is 601245441131.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237620981 + ... + 237626499.
It is an arithmetic number, because the mean of its divisors is an integer number (57419696880).
Almost surely, 21311445421060 is an apocalyptic number.
1311445421060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1311445421060 is an abundant number, since it is smaller than the sum of its proper divisors (1444700029180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311445421060 is a wasteful number, since it uses less digits than its factorization.
1311445421060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12476 (or 12474 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 32.
The spelling of 1311445421060 in words is "one trillion, three hundred eleven billion, four hundred forty-five million, four hundred twenty-one thousand, sixty".
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