Base | Representation |
---|---|
bin | 11010110000110… |
… | …10101101000001 |
3 | 120122110000110201 |
4 | 31120122231001 |
5 | 424433122031 |
6 | 34135525201 |
7 | 5364154324 |
oct | 1530325501 |
9 | 518400421 |
10 | 224504641 |
11 | 1057aa729 |
12 | 63229801 |
13 | 37686baa |
14 | 21b607bb |
15 | 14a99d61 |
hex | d61ab41 |
224504641 has 4 divisors (see below), whose sum is σ = 230572372. Its totient is φ = 218436912.
The previous prime is 224504639. The next prime is 224504653. The reversal of 224504641 is 146405422.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 146405422 = 2 ⋅73202711.
It can be written as a sum of positive squares in 2 ways, for example, as 205320241 + 19184400 = 14329^2 + 4380^2 .
It is a cyclic number.
It is not a de Polignac number, because 224504641 - 21 = 224504639 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (224504611) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3033810 + ... + 3033883.
It is an arithmetic number, because the mean of its divisors is an integer number (57643093).
Almost surely, 2224504641 is an apocalyptic number.
It is an amenable number.
224504641 is a deficient number, since it is larger than the sum of its proper divisors (6067731).
224504641 is an equidigital number, since it uses as much as digits as its factorization.
224504641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6067730.
The product of its (nonzero) digits is 7680, while the sum is 28.
The square root of 224504641 is about 14983.4789351472. The cubic root of 224504641 is about 607.7735199648.
The spelling of 224504641 in words is "two hundred twenty-four million, five hundred four thousand, six hundred forty-one".
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