Base | Representation |
---|---|
bin | 100001101100001… |
… | …0111100011011101 |
3 | 2220210011101111221 |
4 | 1003120113203131 |
5 | 4303344231110 |
6 | 304101413341 |
7 | 40004522563 |
oct | 10330274335 |
9 | 2823141457 |
10 | 1130461405 |
11 | 530130427 |
12 | 27670a251 |
13 | 150287998 |
14 | aa1cba33 |
15 | 693a17da |
hex | 436178dd |
1130461405 has 4 divisors (see below), whose sum is σ = 1356553692. Its totient is φ = 904369120.
The previous prime is 1130461403. The next prime is 1130461421. The reversal of 1130461405 is 5041640311.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5041640311 = 1291 ⋅3905221.
It can be written as a sum of positive squares in 2 ways, for example, as 588596121 + 541865284 = 24261^2 + 23278^2 .
It is not a de Polignac number, because 1130461405 - 21 = 1130461403 is a prime.
It is a super-3 number, since 3×11304614053 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1130461405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1130461403) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113046136 + ... + 113046145.
It is an arithmetic number, because the mean of its divisors is an integer number (339138423).
Almost surely, 21130461405 is an apocalyptic number.
It is an amenable number.
1130461405 is a deficient number, since it is larger than the sum of its proper divisors (226092287).
1130461405 is an equidigital number, since it uses as much as digits as its factorization.
1130461405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226092286.
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 1130461405 is about 33622.3349129712. The cubic root of 1130461405 is about 1041.7221851014.
The spelling of 1130461405 in words is "one billion, one hundred thirty million, four hundred sixty-one thousand, four hundred five".
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