Base | Representation |
---|---|
bin | 1111010110110… |
… | …0010111011110 |
3 | 11111012012210200 |
4 | 3311230113132 |
5 | 112442011011 |
6 | 10220244330 |
7 | 1411310346 |
oct | 365542736 |
9 | 144165720 |
10 | 64407006 |
11 | 333a0a34 |
12 | 196a06a6 |
13 | 10460b71 |
14 | 87a7d26 |
15 | 59c3856 |
hex | 3d6c5de |
64407006 has 12 divisors (see below), whose sum is σ = 139548552. Its totient is φ = 21468996.
The previous prime is 64407001. The next prime is 64407053. The reversal of 64407006 is 60070446.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64407001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1789066 + ... + 1789101.
It is an arithmetic number, because the mean of its divisors is an integer number (11629046).
Almost surely, 264407006 is an apocalyptic number.
64407006 is an abundant number, since it is smaller than the sum of its proper divisors (75141546).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64407006 is a wasteful number, since it uses less digits than its factorization.
64407006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3578175 (or 3578172 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The square root of 64407006 is about 8025.3975602458. The cubic root of 64407006 is about 400.8461380307.
The spelling of 64407006 in words is "sixty-four million, four hundred seven thousand, six".
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