Base | Representation |
---|---|
bin | 1010000100011001… |
… | …10010111111010011 |
3 | 111221201121212000221 |
4 | 11002030302333103 |
5 | 42032314240011 |
6 | 2252221053511 |
7 | 250645665424 |
oct | 50214627723 |
9 | 14851555027 |
10 | 5405618131 |
11 | 232436aa01 |
12 | 106a3b7297 |
13 | 681bb9414 |
14 | 393cc964b |
15 | 219879971 |
hex | 142332fd3 |
5405618131 has 8 divisors (see below), whose sum is σ = 5415481184. Its totient is φ = 5395766400.
The previous prime is 5405618117. The next prime is 5405618189. The reversal of 5405618131 is 1318165045.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 5405618131 - 215 = 5405585363 is a prime.
It is a super-2 number, since 2×54056181312 = 58441414756391866322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5405618431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851685 + ... + 1854601.
It is an arithmetic number, because the mean of its divisors is an integer number (676935148).
Almost surely, 25405618131 is an apocalyptic number.
5405618131 is a deficient number, since it is larger than the sum of its proper divisors (9863053).
5405618131 is a wasteful number, since it uses less digits than its factorization.
5405618131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5661.
The product of its (nonzero) digits is 14400, while the sum is 34.
The square root of 5405618131 is about 73522.9088855984. The cubic root of 5405618131 is about 1755.0188585187.
The spelling of 5405618131 in words is "five billion, four hundred five million, six hundred eighteen thousand, one hundred thirty-one".
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