Base | Representation |
---|---|
bin | 1000000001010… |
… | …00100010110000 |
3 | 11200120220212000 |
4 | 10000220202300 |
5 | 114210244203 |
6 | 10401534000 |
7 | 1444553550 |
oct | 400504260 |
9 | 150526760 |
10 | 67274928 |
11 | 34a7a716 |
12 | 1a644300 |
13 | 10c26366 |
14 | 8d13160 |
15 | 5d8d4a3 |
hex | 40288b0 |
67274928 has 80 divisors (see below), whose sum is σ = 220700160. Its totient is φ = 19220544.
The previous prime is 67274923. The next prime is 67274939. The reversal of 67274928 is 82947276.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (67274923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8100 + ... + 14147.
It is an arithmetic number, because the mean of its divisors is an integer number (2758752).
Almost surely, 267274928 is an apocalyptic number.
It is an amenable number.
67274928 is an abundant number, since it is smaller than the sum of its proper divisors (153425232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67274928 is a wasteful number, since it uses less digits than its factorization.
67274928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22271 (or 22259 counting only the distinct ones).
The product of its digits is 338688, while the sum is 45.
The square root of 67274928 is about 8202.1294795925. The cubic root of 67274928 is about 406.7095908587.
The spelling of 67274928 in words is "sixty-seven million, two hundred seventy-four thousand, nine hundred twenty-eight".
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