Base | Representation |
---|---|
bin | 100111111101111… |
… | …1001010101000101 |
3 | 10110110112000020112 |
4 | 1033323321111011 |
5 | 10221310221011 |
6 | 341024242405 |
7 | 45143113364 |
oct | 11773712505 |
9 | 3413460215 |
10 | 1341101381 |
11 | 629020354 |
12 | 315170405 |
13 | 184ac8c19 |
14 | ca17d7db |
15 | 7cb0d58b |
hex | 4fef9545 |
1341101381 has 2 divisors, whose sum is σ = 1341101382. Its totient is φ = 1341101380.
The previous prime is 1341101351. The next prime is 1341101401. The reversal of 1341101381 is 1831011431.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 996664900 + 344436481 = 31570^2 + 18559^2 .
It is an emirp because it is prime and its reverse (1831011431) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1341101381 - 218 = 1340839237 is a prime.
It is a super-2 number, since 2×13411013812 = 3597105828240214322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1341101341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670550690 + 670550691.
It is an arithmetic number, because the mean of its divisors is an integer number (670550691).
Almost surely, 21341101381 is an apocalyptic number.
It is an amenable number.
1341101381 is a deficient number, since it is larger than the sum of its proper divisors (1).
1341101381 is an equidigital number, since it uses as much as digits as its factorization.
1341101381 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 288, while the sum is 23.
The square root of 1341101381 is about 36621.0510635618. The cubic root of 1341101381 is about 1102.7757393960.
The spelling of 1341101381 in words is "one billion, three hundred forty-one million, one hundred one thousand, three hundred eighty-one".
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