Base | Representation |
---|---|
bin | 1000001000000… |
… | …11010100101100 |
3 | 11202021110002210 |
4 | 10010003110230 |
5 | 114422433202 |
6 | 10433050420 |
7 | 1455305265 |
oct | 404032454 |
9 | 152243083 |
10 | 68171052 |
11 | 35531a14 |
12 | 1a9b6a10 |
13 | 1117b201 |
14 | 90a796c |
15 | 5eb8c6c |
hex | 410352c |
68171052 has 12 divisors (see below), whose sum is σ = 159065816. Its totient is φ = 22723680.
The previous prime is 68171029. The next prime is 68171053. The reversal of 68171052 is 25017186.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (68171053) 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, 2840449 + ... + 2840472.
Almost surely, 268171052 is an apocalyptic number.
It is an amenable number.
68171052 is an abundant number, since it is smaller than the sum of its proper divisors (90894764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68171052 is a wasteful number, since it uses less digits than its factorization.
68171052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5680928 (or 5680926 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 30.
The square root of 68171052 is about 8256.5762880264. The cubic root of 68171052 is about 408.5074664036.
The spelling of 68171052 in words is "sixty-eight million, one hundred seventy-one thousand, fifty-two".
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