Base | Representation |
---|---|
bin | 1000010010010001… |
… | …1000000110010101 |
3 | 12202000002102121010 |
4 | 2010210120012111 |
5 | 14023334102110 |
6 | 1004410442433 |
7 | 106054531242 |
oct | 20444300625 |
9 | 5660072533 |
10 | 2224128405 |
11 | a4150a654 |
12 | 520a33419 |
13 | 295a2bc15 |
14 | 17155c5c9 |
15 | d03d6020 |
hex | 84918195 |
2224128405 has 32 divisors (see below), whose sum is σ = 3716259840. Its totient is φ = 1133732160.
The previous prime is 2224128397. The next prime is 2224128409. The reversal of 2224128405 is 5048214222.
It is not a de Polignac number, because 2224128405 - 23 = 2224128397 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2224128409) 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 31 ways as a sum of consecutive naturals, for example, 816636 + ... + 819354.
It is an arithmetic number, because the mean of its divisors is an integer number (116133120).
Almost surely, 22224128405 is an apocalyptic number.
It is an amenable number.
2224128405 is a deficient number, since it is larger than the sum of its proper divisors (1492131435).
2224128405 is a wasteful number, since it uses less digits than its factorization.
2224128405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5121.
The product of its (nonzero) digits is 10240, while the sum is 30.
The square root of 2224128405 is about 47160.6658668005. The cubic root of 2224128405 is about 1305.3288964182.
The spelling of 2224128405 in words is "two billion, two hundred twenty-four million, one hundred twenty-eight thousand, four hundred five".
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