Base | Representation |
---|---|
bin | 11010101010110… |
… | …10010001001001 |
3 | 120120221222020112 |
4 | 31111122101021 |
5 | 424232411200 |
6 | 34111004105 |
7 | 5354362322 |
oct | 1525322111 |
9 | 516858215 |
10 | 223716425 |
11 | 105311509 |
12 | 62b09635 |
13 | 3746c1aa |
14 | 219d7449 |
15 | 14991535 |
hex | d55a449 |
223716425 has 12 divisors (see below), whose sum is σ = 277857216. Its totient is φ = 178683600.
The previous prime is 223716421. The next prime is 223716433. The reversal of 223716425 is 524617322.
It is not a de Polignac number, because 223716425 - 22 = 223716421 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 223716391 and 223716400.
It is not an unprimeable number, because it can be changed into a prime (223716421) 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 11 ways as a sum of consecutive naturals, for example, 9260 + ... + 23090.
It is an arithmetic number, because the mean of its divisors is an integer number (23154768).
Almost surely, 2223716425 is an apocalyptic number.
223716425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
223716425 is a deficient number, since it is larger than the sum of its proper divisors (54140791).
223716425 is a wasteful number, since it uses less digits than its factorization.
223716425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14488 (or 14483 counting only the distinct ones).
The product of its digits is 20160, while the sum is 32.
The square root of 223716425 is about 14957.1529710704. The cubic root of 223716425 is about 607.0614061768.
The spelling of 223716425 in words is "two hundred twenty-three million, seven hundred sixteen thousand, four hundred twenty-five".
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