Base | Representation |
---|---|
bin | 100111111100110… |
… | …1000111110010101 |
3 | 10110102101222011021 |
4 | 1033321220332111 |
5 | 10221132310401 |
6 | 341003441141 |
7 | 45135101500 |
oct | 11771507625 |
9 | 3412358137 |
10 | 1340510101 |
11 | 628757097 |
12 | 314b261b1 |
13 | 18494ca58 |
14 | ca068137 |
15 | 7ca432a1 |
hex | 4fe68f95 |
1340510101 has 6 divisors (see below), whose sum is σ = 1559368950. Its totient is φ = 1149008616.
The previous prime is 1340510099. The next prime is 1340510147. The reversal of 1340510101 is 1010150431.
It can be written as a sum of positive squares in only one way, i.e., 1197229201 + 143280900 = 34601^2 + 11970^2 .
It is not a de Polignac number, because 1340510101 - 21 = 1340510099 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 (1340511101) 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 in 5 ways as a sum of consecutive naturals, for example, 13678626 + ... + 13678723.
It is an arithmetic number, because the mean of its divisors is an integer number (259894825).
Almost surely, 21340510101 is an apocalyptic number.
It is an amenable number.
1340510101 is a deficient number, since it is larger than the sum of its proper divisors (218858849).
1340510101 is an equidigital number, since it uses as much as digits as its factorization.
1340510101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27357363 (or 27357356 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 16.
The square root of 1340510101 is about 36612.9772211985. The cubic root of 1340510101 is about 1102.6136474767.
Adding to 1340510101 its reverse (1010150431), we get a palindrome (2350660532).
The spelling of 1340510101 in words is "one billion, three hundred forty million, five hundred ten thousand, one hundred one".
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