Base | Representation |
---|---|
bin | 1000000111111… |
… | …00001101001110 |
3 | 11202012222010011 |
4 | 10003330031032 |
5 | 114421020102 |
6 | 10432303434 |
7 | 1455124303 |
oct | 403741516 |
9 | 152188104 |
10 | 68141902 |
11 | 35512024 |
12 | 1a9a1b7a |
13 | 1116ab6a |
14 | 909b0aa |
15 | 5eb02d7 |
hex | 40fc34e |
68141902 has 8 divisors (see below), whose sum is σ = 102337200. Its totient is φ = 34029504.
The previous prime is 68141837. The next prime is 68141929. The reversal of 68141902 is 20914186.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18627 + ... + 21982.
It is an arithmetic number, because the mean of its divisors is an integer number (12792150).
Almost surely, 268141902 is an apocalyptic number.
68141902 is a deficient number, since it is larger than the sum of its proper divisors (34195298).
68141902 is a wasteful number, since it uses less digits than its factorization.
68141902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41450.
The product of its (nonzero) digits is 3456, while the sum is 31.
The square root of 68141902 is about 8254.8108397467. The cubic root of 68141902 is about 408.4492320554.
The spelling of 68141902 in words is "sixty-eight million, one hundred forty-one thousand, nine hundred two".
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