Base | Representation |
---|---|
bin | 11010101110111… |
… | …00101001011001 |
3 | 120121222002210111 |
4 | 31113130221121 |
5 | 424402003312 |
6 | 34130244321 |
7 | 5362045264 |
oct | 1527345131 |
9 | 517862714 |
10 | 224250457 |
11 | 105646762 |
12 | 631266a1 |
13 | 375c82a2 |
14 | 21ad5cdb |
15 | 14a498a7 |
hex | d5dca59 |
224250457 has 4 divisors (see below), whose sum is σ = 227926756. Its totient is φ = 220574160.
The previous prime is 224250431. The next prime is 224250463. The reversal of 224250457 is 754052422.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 754052422 = 2 ⋅377026211.
It can be written as a sum of positive squares in 2 ways, for example, as 60512841 + 163737616 = 7779^2 + 12796^2 .
It is a cyclic number.
It is not a de Polignac number, because 224250457 - 27 = 224250329 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (224250857) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838058 + ... + 1838179.
It is an arithmetic number, because the mean of its divisors is an integer number (56981689).
Almost surely, 2224250457 is an apocalyptic number.
It is an amenable number.
224250457 is a deficient number, since it is larger than the sum of its proper divisors (3676299).
224250457 is an equidigital number, since it uses as much as digits as its factorization.
224250457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3676298.
The product of its (nonzero) digits is 22400, while the sum is 31.
The square root of 224250457 is about 14974.9943906500. The cubic root of 224250457 is about 607.5440597578.
The spelling of 224250457 in words is "two hundred twenty-four million, two hundred fifty thousand, four hundred fifty-seven".
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