Base | Representation |
---|---|
bin | 11101101110001000110… |
… | …01101010010010111010 |
3 | 10121121220100022101110000 |
4 | 32313010121222102322 |
5 | 113212410242412310 |
6 | 2101044525333430 |
7 | 133531226262606 |
oct | 16670431522272 |
9 | 3547810271400 |
10 | 1021202310330 |
11 | 3640a9099514 |
12 | 145aba707276 |
13 | 753b6a963b7 |
14 | 375d82a0506 |
15 | 1b86cd274c0 |
hex | edc466a4ba |
1021202310330 has 160 divisors (see below), whose sum is σ = 2844683796240. Its totient is φ = 262550937600.
The previous prime is 1021202310313. The next prime is 1021202310353. The reversal of 1021202310330 is 330132021201.
1021202310330 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 20 + 2 + 310 + 330 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 951251053041 + 69951257289 = 975321^2 + 264483^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 16435482 + ... + 16497498.
Almost surely, 21021202310330 is an apocalyptic number.
1021202310330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1021202310330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422341898120).
1021202310330 is an abundant number, since it is smaller than the sum of its proper divisors (1823481485910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1021202310330 is a wasteful number, since it uses less digits than its factorization.
1021202310330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62766 (or 62757 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1021202310330 its reverse (330132021201), we get a palindrome (1351334331531).
The spelling of 1021202310330 in words is "one trillion, twenty-one billion, two hundred two million, three hundred ten thousand, three hundred thirty".
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