Base | Representation |
---|---|
bin | 11011100101101000011110… |
… | …001110110011101001000100 |
3 | 120220121100112121122002021101 |
4 | 123211220132032303221010 |
5 | 111400411131311410040 |
6 | 1110015432553025444 |
7 | 34362021052262446 |
oct | 3345503616635104 |
9 | 526540477562241 |
10 | 121333333310020 |
11 | 3572a1a55555a7 |
12 | 117372679b5284 |
13 | 52918b8361ca0 |
14 | 21d67c9630496 |
15 | e06259b3709a |
hex | 6e5a1e3b3a44 |
121333333310020 has 48 divisors (see below), whose sum is σ = 274402141115760. Its totient is φ = 44799650413056.
The previous prime is 121333333309949. The next prime is 121333333310069. The reversal of 121333333310020 is 20013333333121.
It can be written as a sum of positive squares in 8 ways, for example, as 2710870046784 + 118622463263236 = 1646472^2 + 10891394^2 .
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, 32829166 + ... + 36337594.
It is an arithmetic number, because the mean of its divisors is an integer number (5716711273245).
Almost surely, 2121333333310020 is an apocalyptic number.
121333333310020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121333333310020 is an abundant number, since it is smaller than the sum of its proper divisors (153068807805740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121333333310020 is a wasteful number, since it uses less digits than its factorization.
121333333310020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3641464 (or 3641462 counting only the distinct ones).
The product of its (nonzero) digits is 8748, while the sum is 28.
Adding to 121333333310020 its reverse (20013333333121), we get a palindrome (141346666643141).
The spelling of 121333333310020 in words is "one hundred twenty-one trillion, three hundred thirty-three billion, three hundred thirty-three million, three hundred ten thousand, twenty".
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