Base | Representation |
---|---|
bin | 1000000100101… |
… | …00000011001000 |
3 | 11201102021220001 |
4 | 10002110003020 |
5 | 114313342042 |
6 | 10415212344 |
7 | 1451366422 |
oct | 402240310 |
9 | 151367801 |
10 | 67715272 |
11 | 35250539 |
12 | 1a8170b4 |
13 | 1104b911 |
14 | 8dc9812 |
15 | 5e28bb7 |
hex | 40940c8 |
67715272 has 32 divisors (see below), whose sum is σ = 130636800. Its totient is φ = 32886400.
The previous prime is 67715237. The next prime is 67715279. The reversal of 67715272 is 27251776.
It is not an unprimeable number, because it can be changed into a prime (67715279) 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 7 ways as a sum of consecutive naturals, for example, 141129 + ... + 141607.
It is an arithmetic number, because the mean of its divisors is an integer number (4082400).
Almost surely, 267715272 is an apocalyptic number.
It is an amenable number.
67715272 is a deficient number, since it is larger than the sum of its proper divisors (62921528).
67715272 is a wasteful number, since it uses less digits than its factorization.
67715272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 957 (or 953 counting only the distinct ones).
The product of its digits is 41160, while the sum is 37.
The square root of 67715272 is about 8228.9289704068. The cubic root of 67715272 is about 407.5950262035.
The spelling of 67715272 in words is "sixty-seven million, seven hundred fifteen thousand, two hundred seventy-two".
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