Base | Representation |
---|---|
bin | 1000000100101… |
… | …11110000101010 |
3 | 11201110001202002 |
4 | 10002113300222 |
5 | 114314333344 |
6 | 10415411002 |
7 | 1451461640 |
oct | 402276052 |
9 | 151401662 |
10 | 67730474 |
11 | 352609a9 |
12 | 1a823a62 |
13 | 11055806 |
14 | 8dd1190 |
15 | 5e2d44e |
hex | 4097c2a |
67730474 has 16 divisors (see below), whose sum is σ = 119855616. Its totient is φ = 28090800.
The previous prime is 67730447. The next prime is 67730477. The reversal of 67730474 is 47403776.
It is not an unprimeable number, because it can be changed into a prime (67730477) 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, 77597 + ... + 78464.
It is an arithmetic number, because the mean of its divisors is an integer number (7490976).
Almost surely, 267730474 is an apocalyptic number.
67730474 is a deficient number, since it is larger than the sum of its proper divisors (52125142).
67730474 is a wasteful number, since it uses less digits than its factorization.
67730474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156101.
The product of its (nonzero) digits is 98784, while the sum is 38.
The square root of 67730474 is about 8229.8526110739. The cubic root of 67730474 is about 407.6255254580.
The spelling of 67730474 in words is "sixty-seven million, seven hundred thirty thousand, four hundred seventy-four".
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