Base | Representation |
---|---|
bin | 10011101000110… |
… | …01011100011110 |
3 | 102110222011222100 |
4 | 21310121130132 |
5 | 314132340104 |
6 | 24202425530 |
7 | 4040121204 |
oct | 1164313436 |
9 | 373864870 |
10 | 164730654 |
11 | 84a93640 |
12 | 472022a6 |
13 | 28188a7a |
14 | 17c41074 |
15 | e6de139 |
hex | 9d1971e |
164730654 has 48 divisors (see below), whose sum is σ = 391307904. Its totient is φ = 49669200.
The previous prime is 164730653. The next prime is 164730659. The reversal of 164730654 is 456037461.
It is a happy number.
164730654 is a `hidden beast` number, since 1 + 647 + 3 + 0 + 6 + 5 + 4 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164730653) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39807 + ... + 43749.
It is an arithmetic number, because the mean of its divisors is an integer number (8152248).
Almost surely, 2164730654 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 164730654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195653952).
164730654 is an abundant number, since it is smaller than the sum of its proper divisors (226577250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164730654 is a wasteful number, since it uses less digits than its factorization.
164730654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4173 (or 4170 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The square root of 164730654 is about 12834.7440177044. The cubic root of 164730654 is about 548.1820460939.
The spelling of 164730654 in words is "one hundred sixty-four million, seven hundred thirty thousand, six hundred fifty-four".
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