Base | Representation |
---|---|
bin | 1000001001111… |
… | …01001111101101 |
3 | 11202201111112210 |
4 | 10010331033231 |
5 | 120003031201 |
6 | 10442121033 |
7 | 1460314053 |
oct | 404751755 |
9 | 152644483 |
10 | 68408301 |
11 | 35684195 |
12 | 1aab0179 |
13 | 112321b0 |
14 | 912a1d3 |
15 | 60141d6 |
hex | 413d3ed |
68408301 has 16 divisors (see below), whose sum is σ = 100884224. Its totient is φ = 40958784.
The previous prime is 68408299. The next prime is 68408339. The reversal of 68408301 is 10380486.
It is a happy number.
It is not a de Polignac number, because 68408301 - 21 = 68408299 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68408381) 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, 22261 + ... + 25146.
It is an arithmetic number, because the mean of its divisors is an integer number (6305264).
Almost surely, 268408301 is an apocalyptic number.
It is an amenable number.
68408301 is a deficient number, since it is larger than the sum of its proper divisors (32475923).
68408301 is a wasteful number, since it uses less digits than its factorization.
68408301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47460.
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 68408301 is about 8270.9310842250. The cubic root of 68408301 is about 408.9808138169.
Adding to 68408301 its reverse (10380486), we get a palindrome (78788787).
The spelling of 68408301 in words is "sixty-eight million, four hundred eight thousand, three hundred one".
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