Base | Representation |
---|---|
bin | 1000000001000… |
… | …01001101110001 |
3 | 11200112101200100 |
4 | 10000201031301 |
5 | 114203314123 |
6 | 10401143013 |
7 | 1444400211 |
oct | 400411561 |
9 | 150471610 |
10 | 67244913 |
11 | 34a5a10a |
12 | 1a62aa69 |
13 | 10c157b8 |
14 | 8d06241 |
15 | 5d84643 |
hex | 4021371 |
67244913 has 12 divisors (see below), whose sum is σ = 97239168. Its totient is φ = 44780280.
The previous prime is 67244909. The next prime is 67244923. The reversal of 67244913 is 31944276.
It is not a de Polignac number, because 67244913 - 22 = 67244909 is a prime.
It is not an unprimeable number, because it can be changed into a prime (67244923) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5656 + ... + 12902.
It is an arithmetic number, because the mean of its divisors is an integer number (8103264).
Almost surely, 267244913 is an apocalyptic number.
It is an amenable number.
67244913 is a deficient number, since it is larger than the sum of its proper divisors (29994255).
67244913 is a wasteful number, since it uses less digits than its factorization.
67244913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8284 (or 8281 counting only the distinct ones).
The product of its digits is 36288, while the sum is 36.
The square root of 67244913 is about 8200.2995676987. The cubic root of 67244913 is about 406.6490967804.
The spelling of 67244913 in words is "sixty-seven million, two hundred forty-four thousand, nine hundred thirteen".
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