Base | Representation |
---|---|
bin | 111000011111000001… |
… | …1111101110001011101 |
3 | 102121002121221021001001 |
4 | 1300332003331301131 |
5 | 3441410334424013 |
6 | 131420302350301 |
7 | 11522635426651 |
oct | 1607603756135 |
9 | 377077837031 |
10 | 121300311133 |
11 | 47496955121 |
12 | 1b61328b391 |
13 | b591700b41 |
14 | 5c29d08a61 |
15 | 324e207ddd |
hex | 1c3e0fdc5d |
121300311133 has 16 divisors (see below), whose sum is σ = 127285549056. Its totient is φ = 115374821760.
The previous prime is 121300311103. The next prime is 121300311149. The reversal of 121300311133 is 331113003121.
It is a cyclic number.
It is not a de Polignac number, because 121300311133 - 217 = 121300180061 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 121300311133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121300311103) 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, 21140641 + ... + 21146377.
It is an arithmetic number, because the mean of its divisors is an integer number (7955346816).
Almost surely, 2121300311133 is an apocalyptic number.
It is an amenable number.
121300311133 is a deficient number, since it is larger than the sum of its proper divisors (5985237923).
121300311133 is a wasteful number, since it uses less digits than its factorization.
121300311133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10764.
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 121300311133 its reverse (331113003121), we get a palindrome (452413314254).
The spelling of 121300311133 in words is "one hundred twenty-one billion, three hundred million, three hundred eleven thousand, one hundred thirty-three".
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