Base | Representation |
---|---|
bin | 111111111110010… |
… | …1011001100111001 |
3 | 12112121020012010002 |
4 | 1333330223030321 |
5 | 13344013041100 |
6 | 553001202345 |
7 | 104123621045 |
oct | 17774531471 |
9 | 5477205102 |
10 | 2146612025 |
11 | a01785428 |
12 | 4baa903b5 |
13 | 28295b13c |
14 | 165141025 |
15 | c86c32d5 |
hex | 7ff2b339 |
2146612025 has 6 divisors (see below), whose sum is σ = 2661798942. Its totient is φ = 1717289600.
The previous prime is 2146612009. The next prime is 2146612067. The reversal of 2146612025 is 5202166412.
It can be written as a sum of positive squares in 3 ways, for example, as 27206656 + 2119405369 = 5216^2 + 46037^2 .
It is not a de Polignac number, because 2146612025 - 24 = 2146612009 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 5 ways as a sum of consecutive naturals, for example, 42932216 + ... + 42932265.
It is an arithmetic number, because the mean of its divisors is an integer number (443633157).
Almost surely, 22146612025 is an apocalyptic number.
2146612025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2146612025 is a deficient number, since it is larger than the sum of its proper divisors (515186917).
2146612025 is an equidigital number, since it uses as much as digits as its factorization.
2146612025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85864491 (or 85864486 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 2146612025 is about 46331.5445997649. The cubic root of 2146612025 is about 1289.9845810708.
Adding to 2146612025 its reverse (5202166412), we get a palindrome (7348778437).
The spelling of 2146612025 in words is "two billion, one hundred forty-six million, six hundred twelve thousand, twenty-five".
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