Search a number
-
+
164848160 = 2551013
BaseRepresentation
bin10011101001101…
…10001000100000
3102111012011011102
421310312020200
5314200120120
624205133532
74041120611
oct1164661040
9374164142
10164848160
1185063954
124725a2a8
13281ca3b9
1417c71c08
15e713d75
hex9d36220

164848160 has 48 divisors (see below), whose sum is σ = 393348312. Its totient is φ = 65286400.

The previous prime is 164848139. The next prime is 164848163. The reversal of 164848160 is 61848461.

It can be written as a sum of positive squares in 4 ways, for example, as 164762896 + 85264 = 12836^2 + 292^2 .

It is not an unprimeable number, because it can be changed into a prime (164848163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1632110 + ... + 1632210.

Almost surely, 2164848160 is an apocalyptic number.

164848160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164848160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196674156).

164848160 is an abundant number, since it is smaller than the sum of its proper divisors (228500152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164848160 is an frugal number, since it uses more digits than its factorization.

164848160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 164848160 is about 12839.3208543131. The cubic root of 164848160 is about 548.3123585522.

The spelling of 164848160 in words is "one hundred sixty-four million, eight hundred forty-eight thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 101 160 202 404 505 808 1010 1616 2020 3232 4040 8080 10201 16160 20402 40804 51005 81608 102010 163216 204020 326432 408040 816080 1030301 1632160 2060602 4121204 5151505 8242408 10303010 16484816 20606020 32969632 41212040 82424080 164848160