Base | Representation |
---|---|
bin | 101111100110001000… |
… | …0000110100110010010 |
3 | 100202211021001212010212 |
4 | 1133030100012212102 |
5 | 3133312010134302 |
6 | 114542144524122 |
7 | 10245612226313 |
oct | 1371420064622 |
9 | 322737055125 |
10 | 102211021202 |
11 | 3a390503054 |
12 | 17986320642 |
13 | 983b8cc704 |
14 | 4d3896a60a |
15 | 29d33d2052 |
hex | 17cc406992 |
102211021202 has 12 divisors (see below), whose sum is σ = 156263885610. Its totient is φ = 50141252928.
The previous prime is 102211021201. The next prime is 102211021261. The reversal of 102211021202 is 202120112201.
102211021202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 101575426681 + 635594521 = 318709^2 + 25211^2 .
It is not an unprimeable number, because it can be changed into a prime (102211021201) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9091127 + ... + 9102362.
Almost surely, 2102211021202 is an apocalyptic number.
102211021202 is a deficient number, since it is larger than the sum of its proper divisors (54052864408).
102211021202 is an equidigital number, since it uses as much as digits as its factorization.
102211021202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18193597 (or 18193544 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 102211021202 its reverse (202120112201), we get a palindrome (304331133403).
Subtracting 102211021202 from its reverse (202120112201), we obtain a palindrome (99909090999).
The spelling of 102211021202 in words is "one hundred two billion, two hundred eleven million, twenty-one thousand, two hundred two".
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