Base | Representation |
---|---|
bin | 1000000001110… |
… | …11001110010010 |
3 | 11200201210210212 |
4 | 10000323032102 |
5 | 114220221232 |
6 | 10403324122 |
7 | 1445322614 |
oct | 400731622 |
9 | 150653725 |
10 | 67351442 |
11 | 35022154 |
12 | 1a680642 |
13 | 10c52132 |
14 | 8d32db4 |
15 | 5da5eb2 |
hex | 403b392 |
67351442 has 16 divisors (see below), whose sum is σ = 103105752. Its totient is φ = 32987520.
The previous prime is 67351441. The next prime is 67351457. The reversal of 67351442 is 24415376.
It can be written as a sum of positive squares in 4 ways, for example, as 35868121 + 31483321 = 5989^2 + 5611^2 .
It is a junction number, because it is equal to n+sod(n) for n = 67351399 and 67351408.
It is not an unprimeable number, because it can be changed into a prime (67351441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32798 + ... + 34790.
Almost surely, 267351442 is an apocalyptic number.
67351442 is a deficient number, since it is larger than the sum of its proper divisors (35754310).
67351442 is a wasteful number, since it uses less digits than its factorization.
67351442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2333.
The product of its digits is 20160, while the sum is 32.
The square root of 67351442 is about 8206.7924306638. The cubic root of 67351442 is about 406.8637205296.
The spelling of 67351442 in words is "sixty-seven million, three hundred fifty-one thousand, four hundred forty-two".
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