Base | Representation |
---|---|
bin | 10011010100111111000… |
… | …00010011101011010011 |
3 | 2100111011100012202112120 |
4 | 21222133200103223103 |
5 | 41340034324311011 |
6 | 1225030033225323 |
7 | 65660020306326 |
oct | 11523740235323 |
9 | 2314140182476 |
10 | 664101010131 |
11 | 236709786229 |
12 | a885a102243 |
13 | 4a816c145c0 |
14 | 241dd6627bd |
15 | 1241c649a06 |
hex | 9a9f813ad3 |
664101010131 has 8 divisors (see below), whose sum is σ = 953580937680. Its totient is φ = 408677544672.
The previous prime is 664101010127. The next prime is 664101010141. The reversal of 664101010131 is 131010101466.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 664101010131 - 22 = 664101010127 is a prime.
It is a super-2 number, since 2×6641010101312 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (664101010141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8514115476 + ... + 8514115553.
It is an arithmetic number, because the mean of its divisors is an integer number (119197617210).
Almost surely, 2664101010131 is an apocalyptic number.
664101010131 is a deficient number, since it is larger than the sum of its proper divisors (289479927549).
664101010131 is a wasteful number, since it uses less digits than its factorization.
664101010131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17028231045.
The product of its (nonzero) digits is 432, while the sum is 24.
Adding to 664101010131 its reverse (131010101466), we get a palindrome (795111111597).
The spelling of 664101010131 in words is "six hundred sixty-four billion, one hundred one million, ten thousand, one hundred thirty-one".
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