Base | Representation |
---|---|
bin | 1000000001011… |
… | …11011110100011 |
3 | 11200122100210222 |
4 | 10000233132203 |
5 | 114212201311 |
6 | 10402313255 |
7 | 1445032424 |
oct | 400573643 |
9 | 150570728 |
10 | 67303331 |
11 | 34a99a97 |
12 | 1a65882b |
13 | 10c36274 |
14 | 8d1d64b |
15 | 5d96adb |
hex | 402f7a3 |
67303331 has 2 divisors, whose sum is σ = 67303332. Its totient is φ = 67303330.
The previous prime is 67303319. The next prime is 67303349. The reversal of 67303331 is 13330376.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 67303331 - 210 = 67302307 is a prime.
It is a super-2 number, since 2×673033312 = 9059476727391122, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 67303331.
It is not a weakly prime, because it can be changed into another prime (67303351) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33651665 + 33651666.
It is an arithmetic number, because the mean of its divisors is an integer number (33651666).
Almost surely, 267303331 is an apocalyptic number.
67303331 is a deficient number, since it is larger than the sum of its proper divisors (1).
67303331 is an equidigital number, since it uses as much as digits as its factorization.
67303331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3402, while the sum is 26.
The square root of 67303331 is about 8203.8607374821. The cubic root of 67303331 is about 406.7668194456.
The spelling of 67303331 in words is "sixty-seven million, three hundred three thousand, three hundred thirty-one".
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