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224131100 = 22522241311
BaseRepresentation
bin11010101101111…
…11100000011100
3120121202001001212
431112333200130
5424334143400
634123523552
75361040304
oct1526774034
9517661055
10224131100
11105575016
12630895b8
1337585b6b
1421aa4604
1514a24335
hexd5bf81c

224131100 has 18 divisors (see below), whose sum is σ = 486364704. Its totient is φ = 89652400.

The previous prime is 224131073. The next prime is 224131121. The reversal of 224131100 is 1131422.

224131100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1120556 + ... + 1120755.

Almost surely, 2224131100 is an apocalyptic number.

224131100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224131100 is an abundant number, since it is smaller than the sum of its proper divisors (262233604).

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

224131100 is a wasteful number, since it uses less digits than its factorization.

224131100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241325 (or 2241318 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 224131100 is about 14971.0086500543. The cubic root of 224131100 is about 607.4362524629.

Adding to 224131100 its reverse (1131422), we get a palindrome (225262522).

The spelling of 224131100 in words is "two hundred twenty-four million, one hundred thirty-one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 2241311 4482622 8965244 11206555 22413110 44826220 56032775 112065550 224131100