Base | Representation |
---|---|
bin | 1000010001010100… |
… | …0000100110100010 |
3 | 12201201111202200000 |
4 | 2010111000212202 |
5 | 14021321200002 |
6 | 1004144240430 |
7 | 106005352521 |
oct | 20425004642 |
9 | 5651452600 |
10 | 2220100002 |
11 | a3a208a9a |
12 | 51b610116 |
13 | 294c4b453 |
14 | 170bd04b8 |
15 | ced8c61c |
hex | 845409a2 |
2220100002 has 48 divisors (see below), whose sum is σ = 5070217152. Its totient is φ = 727891920.
The previous prime is 2220099997. The next prime is 2220100033. The reversal of 2220100002 is 2000010222.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7798 + ... + 67089.
It is an arithmetic number, because the mean of its divisors is an integer number (105629524).
Almost surely, 22220100002 is an apocalyptic number.
2220100002 is an abundant number, since it is smaller than the sum of its proper divisors (2850117150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220100002 is an equidigital number, since it uses as much as digits as its factorization.
2220100002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74965 (or 74953 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 9.
The square root of 2220100002 is about 47117.9371577322. The cubic root of 2220100002 is about 1304.5403375167.
Adding to 2220100002 its reverse (2000010222), we get a palindrome (4220110224).
The spelling of 2220100002 in words is "two billion, two hundred twenty million, one hundred thousand, two".
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