Base | Representation |
---|---|
bin | 10011010111100111000… |
… | …011110111010011010110 |
3 | 11201020121011200002210000 |
4 | 103113213003313103112 |
5 | 133301412442204220 |
6 | 2455243544512130 |
7 | 165106644414105 |
oct | 23274703672326 |
9 | 4636534602700 |
10 | 1331021444310 |
11 | 4735349a6478 |
12 | 195b6447b646 |
13 | 9868cc9734c |
14 | 485c952403c |
15 | 24952569390 |
hex | 135e70f74d6 |
1331021444310 has 80 divisors (see below), whose sum is σ = 3627995903136. Its totient is φ = 350076857472.
The previous prime is 1331021444293. The next prime is 1331021444399. The reversal of 1331021444310 is 134441201331.
1331021444310 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 0 + 214 + 443 + 1 + 0 = 666.
It is a super-2 number, since 2×13310214443102 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11195914 + ... + 11314173.
Almost surely, 21331021444310 is an apocalyptic number.
1331021444310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1331021444310 is an abundant number, since it is smaller than the sum of its proper divisors (2296974458826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1331021444310 is a wasteful number, since it uses less digits than its factorization.
1331021444310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22510179 (or 22510170 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
Adding to 1331021444310 its reverse (134441201331), we get a palindrome (1465462645641).
The spelling of 1331021444310 in words is "one trillion, three hundred thirty-one billion, twenty-one million, four hundred forty-four thousand, three hundred ten".
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