Base | Representation |
---|---|
bin | 11010100000010… |
… | …01000010010101 |
3 | 120111100210110021 |
4 | 31100021002111 |
5 | 423404211000 |
6 | 34021225141 |
7 | 5336550235 |
oct | 1520110225 |
9 | 514323407 |
10 | 222335125 |
11 | 104558741 |
12 | 625621b1 |
13 | 370a755c |
14 | 21757cc5 |
15 | 147bc11a |
hex | d409095 |
222335125 has 16 divisors (see below), whose sum is σ = 277892784. Its totient is φ = 177600000.
The previous prime is 222335123. The next prime is 222335137. The reversal of 222335125 is 521533222.
It can be written as a sum of positive squares in 8 ways, for example, as 160224964 + 62110161 = 12658^2 + 7881^2 .
It is not a de Polignac number, because 222335125 - 21 = 222335123 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 222335125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222335123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149385 + ... + 150865.
It is an arithmetic number, because the mean of its divisors is an integer number (17368299).
Almost surely, 2222335125 is an apocalyptic number.
222335125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
222335125 is a deficient number, since it is larger than the sum of its proper divisors (55557659).
222335125 is a wasteful number, since it uses less digits than its factorization.
222335125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2697 (or 2687 counting only the distinct ones).
The product of its digits is 3600, while the sum is 25.
The square root of 222335125 is about 14910.9062434179. The cubic root of 222335125 is about 605.8094258913.
Adding to 222335125 its reverse (521533222), we get a palindrome (743868347).
The spelling of 222335125 in words is "two hundred twenty-two million, three hundred thirty-five thousand, one hundred twenty-five".
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