Base | Representation |
---|---|
bin | 1000000111100… |
… | …11010100000100 |
3 | 11202011010011001 |
4 | 10003303110010 |
5 | 114413333401 |
6 | 10431423044 |
7 | 1454613145 |
oct | 403632404 |
9 | 152133131 |
10 | 68105476 |
11 | 3549771a |
12 | 1a984a84 |
13 | 111573ca |
14 | 908bacc |
15 | 5ea4601 |
hex | 40f3504 |
68105476 has 12 divisors (see below), whose sum is σ = 119284060. Its totient is φ = 34024320.
The previous prime is 68105473. The next prime is 68105497. The reversal of 68105476 is 67450186.
It can be written as a sum of positive squares in 2 ways, for example, as 55145476 + 12960000 = 7426^2 + 3600^2 .
It is a super-2 number, since 2×681054762 = 9276711722373152, which contains 22 as substring.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (68105473) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161 + ... + 11728.
Almost surely, 268105476 is an apocalyptic number.
It is an amenable number.
68105476 is a deficient number, since it is larger than the sum of its proper divisors (51178584).
68105476 is a wasteful number, since it uses less digits than its factorization.
68105476 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14214 (or 14212 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 68105476 is about 8252.6041950405. The cubic root of 68105476 is about 408.3764387462.
The spelling of 68105476 in words is "sixty-eight million, one hundred five thousand, four hundred seventy-six".
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