Base | Representation |
---|---|
bin | 1100001011111… |
… | …00000110101011 |
3 | 21010100022202110 |
4 | 12011330012223 |
5 | 202132021303 |
6 | 14050533403 |
7 | 2350600041 |
oct | 605740653 |
9 | 233308673 |
10 | 102220203 |
11 | 52778608 |
12 | 2a297263 |
13 | 18240237 |
14 | d80c391 |
15 | 8e92703 |
hex | 617c1ab |
102220203 has 8 divisors (see below), whose sum is σ = 137567808. Its totient is φ = 67509704.
The previous prime is 102220193. The next prime is 102220207. The reversal of 102220203 is 302022201.
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 102220203 - 220 = 101171627 is a prime.
It is a super-2 number, since 2×1022202032 = 20897939802722418, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (102220207) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158901 + ... + 159542.
It is an arithmetic number, because the mean of its divisors is an integer number (17195976).
Almost surely, 2102220203 is an apocalyptic number.
102220203 is a deficient number, since it is larger than the sum of its proper divisors (35347605).
102220203 is a wasteful number, since it uses less digits than its factorization.
102220203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318553.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 102220203 is about 10110.4007338977. The cubic root of 102220203 is about 467.5688601895.
Adding to 102220203 its reverse (302022201), we get a palindrome (404242404).
The spelling of 102220203 in words is "one hundred two million, two hundred twenty thousand, two hundred three".
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