Base | Representation |
---|---|
bin | 1111010000111… |
… | …0111110011110 |
3 | 11110110210001222 |
4 | 3310032332132 |
5 | 112342240403 |
6 | 10204133342 |
7 | 1405125200 |
oct | 364167636 |
9 | 143423058 |
10 | 64024478 |
11 | 3315a5a1 |
12 | 19537252 |
13 | 10358a0b |
14 | 8708770 |
15 | 594a338 |
hex | 3d0ef9e |
64024478 has 12 divisors (see below), whose sum is σ = 111716352. Its totient is φ = 27439020.
The previous prime is 64024447. The next prime is 64024483. The reversal of 64024478 is 87442046.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
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, 326558 + ... + 326753.
It is an arithmetic number, because the mean of its divisors is an integer number (9309696).
Almost surely, 264024478 is an apocalyptic number.
64024478 is a deficient number, since it is larger than the sum of its proper divisors (47691874).
64024478 is a wasteful number, since it uses less digits than its factorization.
64024478 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 653327 (or 653320 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 35.
The square root of 64024478 is about 8001.5297287456. The cubic root of 64024478 is about 400.0509893333.
The spelling of 64024478 in words is "sixty-four million, twenty-four thousand, four hundred seventy-eight".
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