Base | Representation |
---|---|
bin | 1000001101000… |
… | …11000101101010 |
3 | 11210111200202202 |
4 | 10012203011222 |
5 | 120104403300 |
6 | 10455100202 |
7 | 1464002201 |
oct | 406430552 |
9 | 153450682 |
10 | 68825450 |
11 | 35939641 |
12 | 1b071662 |
13 | 1134a025 |
14 | 91d8238 |
15 | 6097ad5 |
hex | 41a316a |
68825450 has 12 divisors (see below), whose sum is σ = 128015430. Its totient is φ = 27530160.
The previous prime is 68825441. The next prime is 68825473. The reversal of 68825450 is 5452886.
It can be written as a sum of positive squares in 3 ways, for example, as 41899729 + 26925721 = 6473^2 + 5189^2 .
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 688205 + ... + 688304.
Almost surely, 268825450 is an apocalyptic number.
68825450 is a deficient number, since it is larger than the sum of its proper divisors (59189980).
68825450 is a wasteful number, since it uses less digits than its factorization.
68825450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1376521 (or 1376516 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 38.
The square root of 68825450 is about 8296.1105344613. The cubic root of 68825450 is about 409.8104418205.
The spelling of 68825450 in words is "sixty-eight million, eight hundred twenty-five thousand, four hundred fifty".
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