Base | Representation |
---|---|
bin | 111000011111000001… |
… | …1100111100111110001 |
3 | 102121002121202122120121 |
4 | 1300332003213213301 |
5 | 3441410324023101 |
6 | 131420300410241 |
7 | 11522634601303 |
oct | 1607603474761 |
9 | 377077678517 |
10 | 121300220401 |
11 | 474968a2a38 |
12 | 1b613246981 |
13 | b59169b759 |
14 | 5c29cc3973 |
15 | 324e1db0a1 |
hex | 1c3e0e79f1 |
121300220401 has 16 divisors (see below), whose sum is σ = 126439185600. Its totient is φ = 116267449600.
The previous prime is 121300220389. The next prime is 121300220407. The reversal of 121300220401 is 104022003121.
It is a cyclic number.
It is not a de Polignac number, because 121300220401 - 215 = 121300187633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121300220407) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4366965 + ... + 4394653.
It is an arithmetic number, because the mean of its divisors is an integer number (7902449100).
Almost surely, 2121300220401 is an apocalyptic number.
It is an amenable number.
121300220401 is a deficient number, since it is larger than the sum of its proper divisors (5138965199).
121300220401 is a wasteful number, since it uses less digits than its factorization.
121300220401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29600.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 121300220401 its reverse (104022003121), we get a palindrome (225322223522).
The spelling of 121300220401 in words is "one hundred twenty-one billion, three hundred million, two hundred twenty thousand, four hundred one".
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