Base | Representation |
---|---|
bin | 1010000100011000… |
… | …01100100000101001 |
3 | 111221201022211211112 |
4 | 11002030030200221 |
5 | 42032244214041 |
6 | 2252213440105 |
7 | 250644441056 |
oct | 50214144051 |
9 | 14851284745 |
10 | 5405460521 |
11 | 232427254a |
12 | 106a340035 |
13 | 681b62766 |
14 | 393c8802d |
15 | 219847deb |
hex | 14230c829 |
5405460521 has 2 divisors, whose sum is σ = 5405460522. Its totient is φ = 5405460520.
The previous prime is 5405460443. The next prime is 5405460523. The reversal of 5405460521 is 1250645045.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4075034896 + 1330425625 = 63836^2 + 36475^2 .
It is a cyclic number.
It is not a de Polignac number, because 5405460521 - 214 = 5405444137 is a prime.
Together with 5405460523, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (5405460523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702730260 + 2702730261.
It is an arithmetic number, because the mean of its divisors is an integer number (2702730261).
Almost surely, 25405460521 is an apocalyptic number.
It is an amenable number.
5405460521 is a deficient number, since it is larger than the sum of its proper divisors (1).
5405460521 is an equidigital number, since it uses as much as digits as its factorization.
5405460521 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24000, while the sum is 32.
The square root of 5405460521 is about 73521.8370349925. The cubic root of 5405460521 is about 1755.0018014987.
The spelling of 5405460521 in words is "five billion, four hundred five million, four hundred sixty thousand, five hundred twenty-one".
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