Base | Representation |
---|---|
bin | 1110001001110000001… |
… | …11000101111011001101 |
3 | 1201111011011212000000221 |
4 | 13010320013011323031 |
5 | 30431341302002241 |
6 | 1011220211151341 |
7 | 50063201435134 |
oct | 7047007057315 |
9 | 1644134760027 |
10 | 486272687821 |
11 | 1782552896a8 |
12 | 7a2ab8a5551 |
13 | 36b1719624b |
14 | 1977005091b |
15 | c9b09165d1 |
hex | 71381c5ecd |
486272687821 has 8 divisors (see below), whose sum is σ = 517142958080. Its totient is φ = 455930114688.
The previous prime is 486272687807. The next prime is 486272687833. The reversal of 486272687821 is 128786272684.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-486272687821 is a prime.
It is a super-2 number, since 2×4862726878212 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 486272687821.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (486272687521) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131922381 + ... + 131926066.
It is an arithmetic number, because the mean of its divisors is an integer number (64642869760).
Almost surely, 2486272687821 is an apocalyptic number.
It is an amenable number.
486272687821 is a deficient number, since it is larger than the sum of its proper divisors (30870270259).
486272687821 is a wasteful number, since it uses less digits than its factorization.
486272687821 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263848563.
The product of its digits is 28901376, while the sum is 61.
The spelling of 486272687821 in words is "four hundred eighty-six billion, two hundred seventy-two million, six hundred eighty-seven thousand, eight hundred twenty-one".
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