Base | Representation |
---|---|
bin | 11011100010001111011100… |
… | …100011100011110100100000 |
3 | 120212210002001100101222022120 |
4 | 123202033130203203310200 |
5 | 111333101410111020000 |
6 | 1105320413345304240 |
7 | 34336131256222056 |
oct | 3342173443436440 |
9 | 525702040358276 |
10 | 121100303220000 |
11 | 3564a3940a8945 |
12 | 116ba072635080 |
13 | 527592bc8c560 |
14 | 21c94009081d6 |
15 | e0016ba4e6a0 |
hex | 6e23dc8e3d20 |
121100303220000 has 240 divisors, whose sum is σ = 427789618502400. Its totient is φ = 29809305216000.
The previous prime is 121100303219989. The next prime is 121100303220031. The reversal of 121100303220000 is 22303001121.
It is a tau number, because it is divible by the number of its divisors (240).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 76848400 + ... + 78408399.
It is an arithmetic number, because the mean of its divisors is an integer number (1782456743760).
Almost surely, 2121100303220000 is an apocalyptic number.
121100303220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121100303220000 is an abundant number, since it is smaller than the sum of its proper divisors (306689315282400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121100303220000 is a wasteful number, since it uses less digits than its factorization.
121100303220000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155256845 (or 155256822 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 121100303220000 its reverse (22303001121), we get a palindrome (121122606221121).
The spelling of 121100303220000 in words is "one hundred twenty-one trillion, one hundred billion, three hundred three million, two hundred twenty thousand".
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