Base | Representation |
---|---|
bin | 1000000100110… |
… | …10101111011011 |
3 | 11201110200111021 |
4 | 10002122233123 |
5 | 114320231213 |
6 | 10415543311 |
7 | 1451542351 |
oct | 402325733 |
9 | 151420437 |
10 | 67742683 |
11 | 3526a098 |
12 | 1a82ab37 |
13 | 1105b238 |
14 | 8dd57d1 |
15 | 5e31d8d |
hex | 409abdb |
67742683 has 4 divisors (see below), whose sum is σ = 67992928. Its totient is φ = 67492440.
The previous prime is 67742681. The next prime is 67742687. The reversal of 67742683 is 38624776.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 67742683 - 21 = 67742681 is a prime.
It is a super-2 number, since 2×677426832 = 9178142200076978, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (67742681) 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, 124716 + ... + 125257.
It is an arithmetic number, because the mean of its divisors is an integer number (16998232).
Almost surely, 267742683 is an apocalyptic number.
67742683 is a deficient number, since it is larger than the sum of its proper divisors (250245).
67742683 is a wasteful number, since it uses less digits than its factorization.
67742683 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250244.
The product of its digits is 338688, while the sum is 43.
The square root of 67742683 is about 8230.5943284796. The cubic root of 67742683 is about 407.6500166545.
The spelling of 67742683 in words is "sixty-seven million, seven hundred forty-two thousand, six hundred eighty-three".
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