Base | Representation |
---|---|
bin | 111101001001000… |
… | …0000100111010100 |
3 | 12021222100002211001 |
4 | 1322102000213110 |
5 | 13200143311320 |
6 | 535323353044 |
7 | 101560546303 |
oct | 17222004724 |
9 | 5258302731 |
10 | 2051541460 |
11 | 963050511 |
12 | 493082784 |
13 | 269052277 |
14 | 15667443a |
15 | c019420a |
hex | 7a4809d4 |
2051541460 has 12 divisors (see below), whose sum is σ = 4308237108. Its totient is φ = 820616576.
The previous prime is 2051541421. The next prime is 2051541509. The reversal of 2051541460 is 641451502.
It can be written as a sum of positive squares in 2 ways, for example, as 1095742404 + 955799056 = 33102^2 + 30916^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51288517 + ... + 51288556.
It is an arithmetic number, because the mean of its divisors is an integer number (359019759).
Almost surely, 22051541460 is an apocalyptic number.
2051541460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2051541460 is an abundant number, since it is smaller than the sum of its proper divisors (2256695648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2051541460 is a wasteful number, since it uses less digits than its factorization.
2051541460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102577082 (or 102577080 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 2051541460 is about 45293.9450699539. The cubic root of 2051541460 is about 1270.6524144948.
Adding to 2051541460 its reverse (641451502), we get a palindrome (2692992962).
The spelling of 2051541460 in words is "two billion, fifty-one million, five hundred forty-one thousand, four hundred sixty".
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