Base | Representation |
---|---|
bin | 1000001011111… |
… | …10010000000011 |
3 | 11210020000210100 |
4 | 10011332100003 |
5 | 120040041223 |
6 | 10451533443 |
7 | 1462503246 |
oct | 405762003 |
9 | 153200710 |
10 | 68674563 |
11 | 35846241 |
12 | 1abba283 |
13 | 112c6449 |
14 | 919925d |
15 | 6068043 |
hex | 417e403 |
68674563 has 12 divisors (see below), whose sum is σ = 99513648. Its totient is φ = 45636720.
The previous prime is 68674559. The next prime is 68674589. The reversal of 68674563 is 36547686.
68674563 is a `hidden beast` number, since 6 + 86 + 7 + 4 + 563 = 666.
It is not a de Polignac number, because 68674563 - 22 = 68674559 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68674063) 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 11 ways as a sum of consecutive naturals, for example, 9183 + ... + 14888.
It is an arithmetic number, because the mean of its divisors is an integer number (8292804).
Almost surely, 268674563 is an apocalyptic number.
68674563 is a deficient number, since it is larger than the sum of its proper divisors (30839085).
68674563 is a wasteful number, since it uses less digits than its factorization.
68674563 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24394 (or 24391 counting only the distinct ones).
The product of its digits is 725760, while the sum is 45.
The square root of 68674563 is about 8287.0117050720. The cubic root of 68674563 is about 409.5107449761.
The spelling of 68674563 in words is "sixty-eight million, six hundred seventy-four thousand, five hundred sixty-three".
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