Base | Representation |
---|---|
bin | 1000000100110… |
… | …10110001111010 |
3 | 11201110200201011 |
4 | 10002122301322 |
5 | 114320232332 |
6 | 10415544134 |
7 | 1451542666 |
oct | 402326172 |
9 | 151420634 |
10 | 67742842 |
11 | 3526a222 |
12 | 1a82b04a |
13 | 1105b32b |
14 | 8dd58a6 |
15 | 5e31e47 |
hex | 409ac7a |
67742842 has 8 divisors (see below), whose sum is σ = 101974176. Its totient is φ = 33751452.
The previous prime is 67742833. The next prime is 67742849. The reversal of 67742842 is 24824776.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×677428423 (a number of 24 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 67742795 and 67742804.
It is not an unprimeable number, because it can be changed into a prime (67742849) 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, 59278 + ... + 60409.
It is an arithmetic number, because the mean of its divisors is an integer number (12746772).
Almost surely, 267742842 is an apocalyptic number.
67742842 is a deficient number, since it is larger than the sum of its proper divisors (34231334).
67742842 is a wasteful number, since it uses less digits than its factorization.
67742842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119972.
The product of its digits is 150528, while the sum is 40.
The square root of 67742842 is about 8230.6039875577. The cubic root of 67742842 is about 407.6503355884.
The spelling of 67742842 in words is "sixty-seven million, seven hundred forty-two thousand, eight hundred forty-two".
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