Base | Representation |
---|---|
bin | 1100001011111… |
… | …01000010000101 |
3 | 21010100111222021 |
4 | 12011331002011 |
5 | 202132132010 |
6 | 14051003141 |
7 | 2350614112 |
oct | 605750205 |
9 | 233314867 |
10 | 102224005 |
11 | 52780454 |
12 | 2a2994b1 |
13 | 18241ba0 |
14 | d80d909 |
15 | 8e938da |
hex | 617d085 |
102224005 has 8 divisors (see below), whose sum is σ = 132104952. Its totient is φ = 75488448.
The previous prime is 102223999. The next prime is 102224021. The reversal of 102224005 is 500422201.
It can be written as a sum of positive squares in 4 ways, for example, as 2244004 + 99980001 = 1498^2 + 9999^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102224005 - 25 = 102223973 is a prime.
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 102224005.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786274 + ... + 786403.
It is an arithmetic number, because the mean of its divisors is an integer number (16513119).
Almost surely, 2102224005 is an apocalyptic number.
It is an amenable number.
102224005 is a deficient number, since it is larger than the sum of its proper divisors (29880947).
102224005 is a wasteful number, since it uses less digits than its factorization.
102224005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1572695.
The product of its (nonzero) digits is 160, while the sum is 16.
The square root of 102224005 is about 10110.5887563485. The cubic root of 102224005 is about 467.5746570696.
Adding to 102224005 its reverse (500422201), we get a palindrome (602646206).
The spelling of 102224005 in words is "one hundred two million, two hundred twenty-four thousand, five".
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