Base | Representation |
---|---|
bin | 111100010001000… |
… | …1010000111000001 |
3 | 12012221011102122101 |
4 | 1320202022013001 |
5 | 13120142021400 |
6 | 532355110401 |
7 | 101053405534 |
oct | 17042120701 |
9 | 5187142571 |
10 | 2022220225 |
11 | 948543a93 |
12 | 4852a2401 |
13 | 262c5721c |
14 | 152800a1b |
15 | bc80156a |
hex | 7888a1c1 |
2022220225 has 24 divisors (see below), whose sum is σ = 2556479232. Its totient is φ = 1586457600.
The previous prime is 2022220171. The next prime is 2022220229. The reversal of 2022220225 is 5220222202.
It is not a de Polignac number, because 2022220225 - 27 = 2022220097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2022220229) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339624 + ... + 345526.
It is an arithmetic number, because the mean of its divisors is an integer number (106519968).
Almost surely, 22022220225 is an apocalyptic number.
2022220225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2022220225 is a deficient number, since it is larger than the sum of its proper divisors (534259007).
2022220225 is a wasteful number, since it uses less digits than its factorization.
2022220225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6177 (or 6172 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 19.
The square root of 2022220225 is about 44969.1030041739. The cubic root of 2022220225 is about 1264.5698308742.
Adding to 2022220225 its reverse (5220222202), we get a palindrome (7242442427).
The spelling of 2022220225 in words is "two billion, twenty-two million, two hundred twenty thousand, two hundred twenty-five".
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