[go: up one dir, main page]

Search a number
-
+
444200 = 23522221
BaseRepresentation
bin1101100011100101000
3211120022212
41230130220
5103203300
613304252
73530021
oct1543450
9746285
10444200
11283809
12195088
13127253
14b7c48
158b935
hex6c728

444200 has 24 divisors (see below), whose sum is σ = 1033230. Its totient is φ = 177600.

The previous prime is 444187. The next prime is 444209. The reversal of 444200 is 2444.

It can be written as a sum of positive squares in 3 ways, for example, as 362404 + 81796 = 602^2 + 286^2 .

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (444209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 911 + ... + 1310.

2444200 is an apocalyptic number.

444200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

444200 is an abundant number, since it is smaller than the sum of its proper divisors (589030).

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

444200 is a wasteful number, since it uses less digits than its factorization.

444200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237 (or 2228 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 444200 is about 666.4833081181. The cubic root of 444200 is about 76.3002893192.

Adding to 444200 its reverse (2444), we get a palindrome (446644).

The spelling of 444200 in words is "four hundred forty-four thousand, two hundred", and thus it is an iban number.

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 2221 4442 8884 11105 17768 22210 44420 55525 88840 111050 222100 444200