Base | Representation |
---|---|
bin | 1000001000110… |
… | …01110011100110 |
3 | 11202110010102112 |
4 | 10010121303212 |
5 | 114433410032 |
6 | 10435041022 |
7 | 1456140623 |
oct | 404316346 |
9 | 152403375 |
10 | 68263142 |
11 | 35595122 |
12 | 1aa40172 |
13 | 111b10bc |
14 | 90cd34a |
15 | 5ed61b2 |
hex | 4119ce6 |
68263142 has 8 divisors (see below), whose sum is σ = 102880632. Its totient is φ = 33969600.
The previous prime is 68263093. The next prime is 68263157. The reversal of 68263142 is 24136286.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 68263099 and 68263108.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80459 + ... + 81302.
It is an arithmetic number, because the mean of its divisors is an integer number (12860079).
Almost surely, 268263142 is an apocalyptic number.
68263142 is a deficient number, since it is larger than the sum of its proper divisors (34617490).
68263142 is a wasteful number, since it uses less digits than its factorization.
68263142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161974.
The product of its digits is 13824, while the sum is 32.
The square root of 68263142 is about 8262.1511726668. The cubic root of 68263142 is about 408.6913300063.
The spelling of 68263142 in words is "sixty-eight million, two hundred sixty-three thousand, one hundred forty-two".
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