Base | Representation |
---|---|
bin | 100101111011011001110… |
… | …010001110000110101100 |
3 | 100020011120202221220222201 |
4 | 211323121302032012230 |
5 | 320200403411032340 |
6 | 5313210535151244 |
7 | 356210056322344 |
oct | 45733162160654 |
9 | 10204522856881 |
10 | 2606404002220 |
11 | 915408123aa7 |
12 | 36117b515524 |
13 | 15ba23ba07b5 |
14 | 90217469d24 |
15 | 47bea18779a |
hex | 25ed9c8e1ac |
2606404002220 has 48 divisors (see below), whose sum is σ = 5767973281728. Its totient is φ = 987359225600.
The previous prime is 2606404002199. The next prime is 2606404002227. The reversal of 2606404002220 is 222004046062.
It is not an unprimeable number, because it can be changed into a prime (2606404002227) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28003519 + ... + 28096438.
It is an arithmetic number, because the mean of its divisors is an integer number (120166110036).
Almost surely, 22606404002220 is an apocalyptic number.
2606404002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2606404002220 is an abundant number, since it is smaller than the sum of its proper divisors (3161569279508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2606404002220 is a wasteful number, since it uses less digits than its factorization.
2606404002220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56100090 (or 56100088 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 2606404002220 its reverse (222004046062), we get a palindrome (2828408048282).
The spelling of 2606404002220 in words is "two trillion, six hundred six billion, four hundred four million, two thousand, two hundred twenty".
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