Base | Representation |
---|---|
bin | 111101001000110… |
… | …0000110011000100 |
3 | 12021222002111001101 |
4 | 1322101200303010 |
5 | 13200130124030 |
6 | 535320505444 |
7 | 101556464332 |
oct | 17221406304 |
9 | 5258074041 |
10 | 2051411140 |
11 | 962a71609 |
12 | 49301b284 |
13 | 269007b5c |
14 | 15663cb52 |
15 | c016a7ca |
hex | 7a460cc4 |
2051411140 has 24 divisors (see below), whose sum is σ = 4336882200. Its totient is φ = 815056128.
The previous prime is 2051411111. The next prime is 2051411149. The reversal of 2051411140 is 411141502.
It can be written as a sum of positive squares in 4 ways, for example, as 360392256 + 1691018884 = 18984^2 + 41122^2 .
It is not an unprimeable number, because it can be changed into a prime (2051411149) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 341217 + ... + 347176.
It is an arithmetic number, because the mean of its divisors is an integer number (180703425).
Almost surely, 22051411140 is an apocalyptic number.
2051411140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2051411140 is an abundant number, since it is smaller than the sum of its proper divisors (2285471060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2051411140 is a wasteful number, since it uses less digits than its factorization.
2051411140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 688551 (or 688549 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 19.
The square root of 2051411140 is about 45292.5064442232. The cubic root of 2051411140 is about 1270.6255087214.
Adding to 2051411140 its reverse (411141502), we get a palindrome (2462552642).
The spelling of 2051411140 in words is "two billion, fifty-one million, four hundred eleven thousand, one hundred forty".
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