Base | Representation |
---|---|
bin | 101111100010111000… |
… | …1000100000110011010 |
3 | 100202112200100020121112 |
4 | 1133011301010012122 |
5 | 3133101132034320 |
6 | 114523300540322 |
7 | 10243121363213 |
oct | 1370561040632 |
9 | 322480306545 |
10 | 102102221210 |
11 | 3a335051000 |
12 | 179559b16a2 |
13 | 98221c7612 |
14 | 4d2832840a |
15 | 29c8a8eec5 |
hex | 17c5c4419a |
102102221210 has 32 divisors (see below), whose sum is σ = 202148616384. Its totient is φ = 37128075600.
The previous prime is 102102221201. The next prime is 102102221231. The reversal of 102102221210 is 12122201201.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3822236 + ... + 3848855.
It is an arithmetic number, because the mean of its divisors is an integer number (6317144262).
Almost surely, 2102102221210 is an apocalyptic number.
102102221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102102221210 is a deficient number, since it is larger than the sum of its proper divisors (100046395174).
102102221210 is an equidigital number, since it uses as much as digits as its factorization.
102102221210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7671131 (or 7671109 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 102102221210 its reverse (12122201201), we get a palindrome (114224422411).
The spelling of 102102221210 in words is "one hundred two billion, one hundred two million, two hundred twenty-one thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •