Base | Representation |
---|---|
bin | 111110010101011… |
… | …0101000100110001 |
3 | 12101202201101212002 |
4 | 1330222311010301 |
5 | 13240422232400 |
6 | 543314143345 |
7 | 102555216446 |
oct | 17452650461 |
9 | 5352641762 |
10 | 2091602225 |
11 | 983722789 |
12 | 4a4581b55 |
13 | 27443a66b |
14 | 15bb019cd |
15 | c3958ed5 |
hex | 7cab5131 |
2091602225 has 24 divisors (see below), whose sum is σ = 2804606208. Its totient is φ = 1541331200.
The previous prime is 2091602203. The next prime is 2091602231. The reversal of 2091602225 is 5222061902.
It is not a de Polignac number, because 2091602225 - 28 = 2091601969 is a prime.
It is a Duffinian number.
It is a Curzon number.
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, 32381 + ... + 72330.
It is an arithmetic number, because the mean of its divisors is an integer number (116858592).
Almost surely, 22091602225 is an apocalyptic number.
2091602225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2091602225 is a deficient number, since it is larger than the sum of its proper divisors (713003983).
2091602225 is a wasteful number, since it uses less digits than its factorization.
2091602225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104785 (or 104780 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 2091602225 is about 45734.0379258163. The cubic root of 2091602225 is about 1278.8698979210.
The spelling of 2091602225 in words is "two billion, ninety-one million, six hundred two thousand, two hundred twenty-five".
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