Base | Representation |
---|---|
bin | 10010111100101011010… |
… | …010000000111001000100 |
3 | 11121110221200012011022202 |
4 | 102330223102000321010 |
5 | 132313200403430340 |
6 | 2434102124214032 |
7 | 163034165602634 |
oct | 22745322007104 |
9 | 4543850164282 |
10 | 1302101233220 |
11 | 462244222877 |
12 | 19043309a318 |
13 | 95a315276c8 |
14 | 470446766c4 |
15 | 23d0d632c15 |
hex | 12f2b480e44 |
1302101233220 has 24 divisors (see below), whose sum is σ = 2735460768600. Its totient is φ = 520640840192.
The previous prime is 1302101233211. The next prime is 1302101233253. The reversal of 1302101233220 is 223321012031.
It can be written as a sum of positive squares in 4 ways, for example, as 4980689476 + 1297120543744 = 70574^2 + 1138912^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 1302101233192 and 1302101233201.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12424835 + ... + 12529194.
It is an arithmetic number, because the mean of its divisors is an integer number (113977532025).
Almost surely, 21302101233220 is an apocalyptic number.
1302101233220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1302101233220 is an abundant number, since it is smaller than the sum of its proper divisors (1433359535380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1302101233220 is a wasteful number, since it uses less digits than its factorization.
1302101233220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24956647 (or 24956645 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 1302101233220 its reverse (223321012031), we get a palindrome (1525422245251).
The spelling of 1302101233220 in words is "one trillion, three hundred two billion, one hundred one million, two hundred thirty-three thousand, two hundred twenty".
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