Base | Representation |
---|---|
bin | 1000000010011… |
… | …01111111111111 |
3 | 11200212201022100 |
4 | 10001031333333 |
5 | 114230201401 |
6 | 10405120143 |
7 | 1446063054 |
oct | 401157777 |
9 | 150781270 |
10 | 67428351 |
11 | 35074a11 |
12 | 1a6b9053 |
13 | 10c7b143 |
14 | 8d5302b |
15 | 5dbdb86 |
hex | 404dfff |
67428351 has 12 divisors (see below), whose sum is σ = 97606080. Its totient is φ = 44855520.
The previous prime is 67428281. The next prime is 67428367. The reversal of 67428351 is 15382476.
It is not a de Polignac number, because 67428351 - 213 = 67420159 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67428391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3510 + ... + 12131.
It is an arithmetic number, because the mean of its divisors is an integer number (8133840).
Almost surely, 267428351 is an apocalyptic number.
67428351 is a deficient number, since it is larger than the sum of its proper divisors (30177729).
67428351 is a wasteful number, since it uses less digits than its factorization.
67428351 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16126 (or 16123 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 67428351 is about 8211.4767855727. The cubic root of 67428351 is about 407.0185282954.
The spelling of 67428351 in words is "sixty-seven million, four hundred twenty-eight thousand, three hundred fifty-one".
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