Base | Representation |
---|---|
bin | 10101010011111000111… |
… | …000011101010111100001 |
3 | 12012000001001012011122010 |
4 | 111103320320131113201 |
5 | 142443210343234221 |
6 | 3040433215103133 |
7 | 210542536162206 |
oct | 25237070352741 |
9 | 5160031164563 |
10 | 1464464430561 |
11 | 515091aa1090 |
12 | 1b79a6211aa9 |
13 | a8138265842 |
14 | 50c47d89cad |
15 | 281627c6c76 |
hex | 154f8e1d5e1 |
1464464430561 has 32 divisors (see below), whose sum is σ = 2133671113728. Its totient is φ = 886079960640.
The previous prime is 1464464430479. The next prime is 1464464430589. The reversal of 1464464430561 is 1650344644641.
It is not a de Polignac number, because 1464464430561 - 214 = 1464464414177 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1464464430561.
It is not an unprimeable number, because it can be changed into a prime (1464464430761) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54011770 + ... + 54038876.
It is an arithmetic number, because the mean of its divisors is an integer number (66677222304).
Almost surely, 21464464430561 is an apocalyptic number.
1464464430561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1464464430561 is a deficient number, since it is larger than the sum of its proper divisors (669206683167).
1464464430561 is a wasteful number, since it uses less digits than its factorization.
1464464430561 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29781.
The product of its (nonzero) digits is 3317760, while the sum is 48.
The spelling of 1464464430561 in words is "one trillion, four hundred sixty-four billion, four hundred sixty-four million, four hundred thirty thousand, five hundred sixty-one".
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