Base | Representation |
---|---|
bin | 10010000001101… |
… | …001000010001001 |
3 | 210002001112101122 |
4 | 102001221002021 |
5 | 1104404420410 |
6 | 50001525025 |
7 | 10331346161 |
oct | 2201510211 |
9 | 702045348 |
10 | 302420105 |
11 | 145787779 |
12 | 85343775 |
13 | 4a867510 |
14 | 2c2435a1 |
15 | 1b83ae55 |
hex | 12069089 |
302420105 has 8 divisors (see below), whose sum is σ = 390819912. Its totient is φ = 223325568.
The previous prime is 302420081. The next prime is 302420113. The reversal of 302420105 is 501024203.
It can be written as a sum of positive squares in 4 ways, for example, as 14235529 + 288184576 = 3773^2 + 16976^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 302420105 - 210 = 302419081 is a prime.
It is a super-2 number, since 2×3024201052 = 182915839816422050, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2326244 + ... + 2326373.
It is an arithmetic number, because the mean of its divisors is an integer number (48852489).
Almost surely, 2302420105 is an apocalyptic number.
It is an amenable number.
302420105 is a deficient number, since it is larger than the sum of its proper divisors (88399807).
302420105 is a wasteful number, since it uses less digits than its factorization.
302420105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4652635.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 302420105 is about 17390.2301594890. The cubic root of 302420105 is about 671.2282400787.
Adding to 302420105 its reverse (501024203), we get a palindrome (803444308).
The spelling of 302420105 in words is "three hundred two million, four hundred twenty thousand, one hundred five".
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