Base | Representation |
---|---|
bin | 11010101110101… |
… | …10011011111100 |
3 | 120121220210220101 |
4 | 31113112123330 |
5 | 424400200040 |
6 | 34125530444 |
7 | 5361611155 |
oct | 1527263374 |
9 | 517823811 |
10 | 224225020 |
11 | 105629638 |
12 | 63113a24 |
13 | 375b9836 |
14 | 21aca92c |
15 | 14a4209a |
hex | d5d66fc |
224225020 has 48 divisors (see below), whose sum is σ = 481219200. Its totient is φ = 87736320.
The previous prime is 224225017. The next prime is 224225051. The reversal of 224225020 is 20522422.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291196 + ... + 291964.
It is an arithmetic number, because the mean of its divisors is an integer number (10025400).
Almost surely, 2224225020 is an apocalyptic number.
224225020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
224225020 is an abundant number, since it is smaller than the sum of its proper divisors (256994180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
224225020 is a wasteful number, since it uses less digits than its factorization.
224225020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1078 (or 1076 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 19.
The square root of 224225020 is about 14974.1450507199. The cubic root of 224225020 is about 607.5210874039.
Adding to 224225020 its reverse (20522422), we get a palindrome (244747442).
The spelling of 224225020 in words is "two hundred twenty-four million, two hundred twenty-five thousand, twenty".
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