Base | Representation |
---|---|
bin | 100111111101001… |
… | …0111110110011001 |
3 | 10110102202201112112 |
4 | 1033322113312121 |
5 | 10221204431410 |
6 | 341011522105 |
7 | 45136531331 |
oct | 11772276631 |
9 | 3412681475 |
10 | 1340702105 |
11 | 628878376 |
12 | 314bb9335 |
13 | 1849b9272 |
14 | ca0b80c1 |
15 | 7ca80105 |
hex | 4fe97d99 |
1340702105 has 8 divisors (see below), whose sum is σ = 1660740864. Its totient is φ = 1037962800.
The previous prime is 1340702101. The next prime is 1340702107. The reversal of 1340702105 is 5012070431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1340702105 - 22 = 1340702101 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1340702101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4324691 + ... + 4325000.
It is an arithmetic number, because the mean of its divisors is an integer number (207592608).
Almost surely, 21340702105 is an apocalyptic number.
It is an amenable number.
1340702105 is a deficient number, since it is larger than the sum of its proper divisors (320038759).
1340702105 is an equidigital number, since it uses as much as digits as its factorization.
1340702105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8649727.
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 1340702105 is about 36615.5992030719. The cubic root of 1340702105 is about 1102.6662881652. Note that the first 3 decimals are identical.
Adding to 1340702105 its reverse (5012070431), we get a palindrome (6352772536).
The spelling of 1340702105 in words is "one billion, three hundred forty million, seven hundred two thousand, one hundred five".
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