Base | Representation |
---|---|
bin | 1110011101010… |
… | …00101110011101 |
3 | 22110012112020101 |
4 | 13032220232131 |
5 | 222021333331 |
6 | 20011221101 |
7 | 3001561153 |
oct | 716505635 |
9 | 273175211 |
10 | 121277341 |
11 | 62504509 |
12 | 34747791 |
13 | 1c183453 |
14 | 1216d3d3 |
15 | a9a9061 |
hex | 73a8b9d |
121277341 has 4 divisors (see below), whose sum is σ = 121336384. Its totient is φ = 121218300.
The previous prime is 121277339. The next prime is 121277357. The reversal of 121277341 is 143772121.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 143772121 = 37 ⋅3885733.
It is a cyclic number.
It is not a de Polignac number, because 121277341 - 21 = 121277339 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121277141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26325 + ... + 30586.
It is an arithmetic number, because the mean of its divisors is an integer number (30334096).
Almost surely, 2121277341 is an apocalyptic number.
It is an amenable number.
121277341 is a deficient number, since it is larger than the sum of its proper divisors (59043).
121277341 is an equidigital number, since it uses as much as digits as its factorization.
121277341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59042.
The product of its digits is 2352, while the sum is 28.
The square root of 121277341 is about 11012.5991936509. The cubic root of 121277341 is about 494.9863493158.
The spelling of 121277341 in words is "one hundred twenty-one million, two hundred seventy-seven thousand, three hundred forty-one".
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