Base | Representation |
---|---|
bin | 1000001010011… |
… | …10100011000101 |
3 | 11202212002202200 |
4 | 10011032203011 |
5 | 120012313143 |
6 | 10443425113 |
7 | 1461030510 |
oct | 405164305 |
9 | 152762680 |
10 | 68479173 |
11 | 35722464 |
12 | 1ab25199 |
13 | 11258529 |
14 | 9147d77 |
15 | 602a1d3 |
hex | 414e8c5 |
68479173 has 36 divisors (see below), whose sum is σ = 119347488. Its totient is φ = 37059120.
The previous prime is 68479157. The next prime is 68479189. The reversal of 68479173 is 37197486.
68479173 is a `hidden beast` number, since 6 + 8 + 479 + 173 = 666.
It is an interprime number because it is at equal distance from previous prime (68479157) and next prime (68479189).
It is not a de Polignac number, because 68479173 - 24 = 68479157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68479133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21238 + ... + 24248.
It is an arithmetic number, because the mean of its divisors is an integer number (3315208).
Almost surely, 268479173 is an apocalyptic number.
68479173 is a gapful number since it is divisible by the number (63) formed by its first and last digit.
It is an amenable number.
68479173 is a deficient number, since it is larger than the sum of its proper divisors (50868315).
68479173 is a wasteful number, since it uses less digits than its factorization.
68479173 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3062 (or 3040 counting only the distinct ones).
The product of its digits is 254016, while the sum is 45.
The square root of 68479173 is about 8275.2143778877. The cubic root of 68479173 is about 409.1220017714.
The spelling of 68479173 in words is "sixty-eight million, four hundred seventy-nine thousand, one hundred seventy-three".
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