Base | Representation |
---|---|
bin | 111011111001111101… |
… | …001111110010111101 |
3 | 20011000210022021120020 |
4 | 323321331033302331 |
5 | 2023213204440123 |
6 | 45314415442353 |
7 | 4434662351652 |
oct | 737175176275 |
9 | 204023267506 |
10 | 64323124413 |
11 | 253087aa459 |
12 | 105718263b9 |
13 | 60b12b4c82 |
14 | 3182ab9c29 |
15 | 1a170537e3 |
hex | ef9f4fcbd |
64323124413 has 8 divisors (see below), whose sum is σ = 87855974976. Its totient is φ = 41836178400.
The previous prime is 64323124391. The next prime is 64323124447. The reversal of 64323124413 is 31442132346.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64323124413 - 217 = 64322993341 is a prime.
It is a super-4 number, since 4×643231244134 (a number of 44 digits) contains 4444 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64323124483) 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, 261475993 + ... + 261476238.
It is an arithmetic number, because the mean of its divisors is an integer number (10981996872).
Almost surely, 264323124413 is an apocalyptic number.
It is an amenable number.
64323124413 is a deficient number, since it is larger than the sum of its proper divisors (23532850563).
64323124413 is a wasteful number, since it uses less digits than its factorization.
64323124413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 522952275.
The product of its digits is 41472, while the sum is 33.
Adding to 64323124413 its reverse (31442132346), we get a palindrome (95765256759).
The spelling of 64323124413 in words is "sixty-four billion, three hundred twenty-three million, one hundred twenty-four thousand, four hundred thirteen".
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