Base | Representation |
---|---|
bin | 100000101100100100111 |
3 | 2000102200110 |
4 | 10011210213 |
5 | 233241044 |
6 | 34544103 |
7 | 12051420 |
oct | 4054447 |
9 | 2012613 |
10 | 1071399 |
11 | 671a5a |
12 | 438033 |
13 | 2b6884 |
14 | 1dc647 |
15 | 1626b9 |
hex | 105927 |
1071399 has 16 divisors (see below), whose sum is σ = 1647872. Its totient is φ = 606528.
The previous prime is 1071379. The next prime is 1071401. The reversal of 1071399 is 9931701.
It is not a de Polignac number, because 1071399 - 217 = 940327 is a prime.
It is a super-2 number, since 2×10713992 = 2295791634402, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1071349) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3267 + ... + 3579.
It is an arithmetic number, because the mean of its divisors is an integer number (102992).
21071399 is an apocalyptic number.
1071399 is a deficient number, since it is larger than the sum of its proper divisors (576473).
1071399 is a wasteful number, since it uses less digits than its factorization.
1071399 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 486.
The product of its (nonzero) digits is 1701, while the sum is 30.
The square root of 1071399 is about 1035.0840545579. The cubic root of 1071399 is about 102.3254693977.
The spelling of 1071399 in words is "one million, seventy-one thousand, three hundred ninety-nine".
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