Base | Representation |
---|---|
bin | 1110011101110… |
… | …00010111000001 |
3 | 22110022210002002 |
4 | 13032320113001 |
5 | 222030411002 |
6 | 20012433345 |
7 | 3002245643 |
oct | 716702701 |
9 | 273283062 |
10 | 121341377 |
11 | 62548633 |
12 | 34778855 |
13 | 1c1a6641 |
14 | 12188893 |
15 | a9bd002 |
hex | 73b85c1 |
121341377 has 2 divisors, whose sum is σ = 121341378. Its totient is φ = 121341376.
The previous prime is 121341373. The next prime is 121341401. The reversal of 121341377 is 773143121.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 106832896 + 14508481 = 10336^2 + 3809^2 .
It is an emirp because it is prime and its reverse (773143121) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 121341377 - 22 = 121341373 is a prime.
It is a super-2 number, since 2×1213413772 = 29447459544512258, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (121341371) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60670688 + 60670689.
It is an arithmetic number, because the mean of its divisors is an integer number (60670689).
Almost surely, 2121341377 is an apocalyptic number.
It is an amenable number.
121341377 is a deficient number, since it is larger than the sum of its proper divisors (1).
121341377 is an equidigital number, since it uses as much as digits as its factorization.
121341377 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3528, while the sum is 29.
The square root of 121341377 is about 11015.5062071609. The cubic root of 121341377 is about 495.0734537120.
Adding to 121341377 its reverse (773143121), we get a palindrome (894484498).
The spelling of 121341377 in words is "one hundred twenty-one million, three hundred forty-one thousand, three hundred seventy-seven".
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