Base | Representation |
---|---|
bin | 1000000111100… |
… | …10010010101100 |
3 | 11202010220102002 |
4 | 10003302102230 |
5 | 114413220132 |
6 | 10431351432 |
7 | 1454565020 |
oct | 403622254 |
9 | 152126362 |
10 | 68101292 |
11 | 35494566 |
12 | 1a982578 |
13 | 1115552c |
14 | 908a380 |
15 | 5ea3262 |
hex | 40f24ac |
68101292 has 24 divisors (see below), whose sum is σ = 136416000. Its totient is φ = 29140560.
The previous prime is 68101273. The next prime is 68101307. The reversal of 68101292 is 29210186.
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 7 ways as a sum of consecutive naturals, for example, 21209 + ... + 24207.
It is an arithmetic number, because the mean of its divisors is an integer number (5684000).
Almost surely, 268101292 is an apocalyptic number.
It is an amenable number.
68101292 is an abundant number, since it is smaller than the sum of its proper divisors (68314708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68101292 is a wasteful number, since it uses less digits than its factorization.
68101292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3821 (or 3819 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 29.
The square root of 68101292 is about 8252.3506954079. The cubic root of 68101292 is about 408.3680758259.
The spelling of 68101292 in words is "sixty-eight million, one hundred one thousand, two hundred ninety-two".
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