Base | Representation |
---|---|
bin | 1000000100100… |
… | …11111111111000 |
3 | 11201102021121100 |
4 | 10002103333320 |
5 | 114313340224 |
6 | 10415211400 |
7 | 1451366004 |
oct | 402237770 |
9 | 151367540 |
10 | 67715064 |
11 | 3525036a |
12 | 1a816b60 |
13 | 1104b7b1 |
14 | 8dc9704 |
15 | 5e28ac9 |
hex | 4093ff8 |
67715064 has 48 divisors (see below), whose sum is σ = 183783600. Its totient is φ = 22523904.
The previous prime is 67715033. The next prime is 67715077. The reversal of 67715064 is 46051776.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54757 + ... + 55979.
It is an arithmetic number, because the mean of its divisors is an integer number (3828825).
Almost surely, 267715064 is an apocalyptic number.
It is an amenable number.
67715064 is an abundant number, since it is smaller than the sum of its proper divisors (116068536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67715064 is a wasteful number, since it uses less digits than its factorization.
67715064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2004 (or 1997 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 67715064 is about 8228.9163320573. The cubic root of 67715064 is about 407.5946088685.
The spelling of 67715064 in words is "sixty-seven million, seven hundred fifteen thousand, sixty-four".
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