Base | Representation |
---|---|
bin | 111100010010110011… |
… | …101000011110010110 |
3 | 20012002211210111121212 |
4 | 330102303220132112 |
5 | 2030041422100304 |
6 | 45424031341422 |
7 | 4451214133064 |
oct | 742263503626 |
9 | 205084714555 |
10 | 64740034454 |
11 | 25502075107 |
12 | 10669381872 |
13 | 61497973c4 |
14 | 31c2203034 |
15 | 1a3d95766e |
hex | f12ce8796 |
64740034454 has 8 divisors (see below), whose sum is σ = 97111648920. Its totient is φ = 32369484816.
The previous prime is 64740034439. The next prime is 64740034511. The reversal of 64740034454 is 45443004746.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×647400344542 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91199 + ... + 371210.
It is an arithmetic number, because the mean of its divisors is an integer number (12138956115).
Almost surely, 264740034454 is an apocalyptic number.
64740034454 is a deficient number, since it is larger than the sum of its proper divisors (32371614466).
64740034454 is a wasteful number, since it uses less digits than its factorization.
64740034454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 532414.
The product of its (nonzero) digits is 645120, while the sum is 41.
The spelling of 64740034454 in words is "sixty-four billion, seven hundred forty million, thirty-four thousand, four hundred fifty-four".
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