Base | Representation |
---|---|
bin | 1000001011010… |
… | …01011110100011 |
3 | 11210001201001221 |
4 | 10011221132203 |
5 | 120024330400 |
6 | 10450035511 |
7 | 1462000213 |
oct | 405513643 |
9 | 153051057 |
10 | 68589475 |
11 | 35798319 |
12 | 1ab78b97 |
13 | 112967b6 |
14 | 9176243 |
15 | 604cc1a |
hex | 41697a3 |
68589475 has 12 divisors (see below), whose sum is σ = 90054504. Its totient is φ = 51643520.
The previous prime is 68589431. The next prime is 68589491. The reversal of 68589475 is 57498586.
It is not a de Polignac number, because 68589475 - 27 = 68589347 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80269 + ... + 81118.
It is an arithmetic number, because the mean of its divisors is an integer number (7504542).
Almost surely, 268589475 is an apocalyptic number.
68589475 is a deficient number, since it is larger than the sum of its proper divisors (21465029).
68589475 is a wasteful number, since it uses less digits than its factorization.
68589475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161414 (or 161409 counting only the distinct ones).
The product of its digits is 2419200, while the sum is 52.
The square root of 68589475 is about 8281.8762970718. The cubic root of 68589475 is about 409.3415467098.
The spelling of 68589475 in words is "sixty-eight million, five hundred eighty-nine thousand, four hundred seventy-five".
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