Base | Representation |
---|---|
bin | 111100011110111… |
… | …000011010000001 |
3 | 2121201101112120102 |
4 | 330132320122001 |
5 | 4034232301241 |
6 | 244405052145 |
7 | 34101022415 |
oct | 7436703201 |
9 | 2551345512 |
10 | 1014728321 |
11 | 480873452 |
12 | 2439b7055 |
13 | 1322c5c79 |
14 | 98aa2d45 |
15 | 5e14039b |
hex | 3c7b8681 |
1014728321 has 2 divisors, whose sum is σ = 1014728322. Its totient is φ = 1014728320.
The previous prime is 1014728303. The next prime is 1014728327. The reversal of 1014728321 is 1238274101.
1014728321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 776458225 + 238270096 = 27865^2 + 15436^2 .
It is a cyclic number.
It is not a de Polignac number, because 1014728321 - 222 = 1010534017 is a prime.
It is not a weakly prime, because it can be changed into another prime (1014728327) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507364160 + 507364161.
It is an arithmetic number, because the mean of its divisors is an integer number (507364161).
Almost surely, 21014728321 is an apocalyptic number.
It is an amenable number.
1014728321 is a deficient number, since it is larger than the sum of its proper divisors (1).
1014728321 is an equidigital number, since it uses as much as digits as its factorization.
1014728321 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2688, while the sum is 29.
The square root of 1014728321 is about 31854.8005958286. The cubic root of 1014728321 is about 1004.8855330303.
The spelling of 1014728321 in words is "one billion, fourteen million, seven hundred twenty-eight thousand, three hundred twenty-one".
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