Base | Representation |
---|---|
bin | 1000000010100… |
… | …01100111000101 |
3 | 11200220110121010 |
4 | 10001101213011 |
5 | 114231140031 |
6 | 10405312433 |
7 | 1446154143 |
oct | 401214705 |
9 | 150813533 |
10 | 67443141 |
11 | 35085037 |
12 | 1a705719 |
13 | 10c84aac |
14 | 8d58593 |
15 | 5dc3246 |
hex | 40519c5 |
67443141 has 8 divisors (see below), whose sum is σ = 94657120. Its totient is φ = 42595632.
The previous prime is 67443139. The next prime is 67443143. The reversal of 67443141 is 14134476.
It is an interprime number because it is at equal distance from previous prime (67443139) and next prime (67443143).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 67443141 - 21 = 67443139 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 67443099 and 67443108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67443143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591550 + ... + 591663.
It is an arithmetic number, because the mean of its divisors is an integer number (11832140).
Almost surely, 267443141 is an apocalyptic number.
It is an amenable number.
67443141 is a deficient number, since it is larger than the sum of its proper divisors (27213979).
67443141 is a wasteful number, since it uses less digits than its factorization.
67443141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1183235.
The product of its digits is 8064, while the sum is 30.
The square root of 67443141 is about 8212.3773050195. The cubic root of 67443141 is about 407.0482851354.
The spelling of 67443141 in words is "sixty-seven million, four hundred forty-three thousand, one hundred forty-one".
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