Base | Representation |
---|---|
bin | 1001100100111011000… |
… | …1000100000010000000 |
3 | 120201200101200021021020 |
4 | 2121032301010002000 |
5 | 10143424220213124 |
6 | 203330102025440 |
7 | 14613132656565 |
oct | 2311661040200 |
9 | 521611607236 |
10 | 164530241664 |
11 | 63860039838 |
12 | 27a78a18280 |
13 | 126909a13a9 |
14 | 7d6b45286c |
15 | 442e551379 |
hex | 264ec44080 |
164530241664 has 64 divisors (see below), whose sum is σ = 456034933440. Its totient is φ = 52458914816.
The previous prime is 164530241651. The next prime is 164530241669. The reversal of 164530241664 is 466142035461.
It is a tau number, because it is divible by the number of its divisors (64).
It is not an unprimeable number, because it can be changed into a prime (164530241669) 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, 9305607 + ... + 9323270.
It is an arithmetic number, because the mean of its divisors is an integer number (7125545835).
Almost surely, 2164530241664 is an apocalyptic number.
It is an amenable number.
164530241664 is an abundant number, since it is smaller than the sum of its proper divisors (291504691776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164530241664 is a wasteful number, since it uses less digits than its factorization.
164530241664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18628917 (or 18628905 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 42.
The spelling of 164530241664 in words is "one hundred sixty-four billion, five hundred thirty million, two hundred forty-one thousand, six hundred sixty-four".
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