Base | Representation |
---|---|
bin | 11101001111111111011101… |
… | …10001010100010111000101 |
3 | 22102202001002220211121212121 |
4 | 32213333232301110113011 |
5 | 31412314144114212321 |
6 | 344444420242045541 |
7 | 16356022560666250 |
oct | 1647775661242705 |
9 | 272661086747777 |
10 | 64321141163461 |
11 | 19549496379a96 |
12 | 7269a500498b1 |
13 | 29b75c44143b0 |
14 | 11c5234876097 |
15 | 768219250441 |
hex | 3a7feec545c5 |
64321141163461 has 32 divisors (see below), whose sum is σ = 80513236903680. Its totient is φ = 50024544938496.
The previous prime is 64321141163399. The next prime is 64321141163479. The reversal of 64321141163461 is 16436114112346.
It is a cyclic number.
It is not a de Polignac number, because 64321141163461 - 27 = 64321141163333 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64321141133461) 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, 62072575 + ... + 63100291.
It is an arithmetic number, because the mean of its divisors is an integer number (2516038653240).
Almost surely, 264321141163461 is an apocalyptic number.
It is an amenable number.
64321141163461 is a deficient number, since it is larger than the sum of its proper divisors (16192095740219).
64321141163461 is a wasteful number, since it uses less digits than its factorization.
64321141163461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1039453.
The product of its digits is 248832, while the sum is 43.
The spelling of 64321141163461 in words is "sixty-four trillion, three hundred twenty-one billion, one hundred forty-one million, one hundred sixty-three thousand, four hundred sixty-one".
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