Base | Representation |
---|---|
bin | 101111110001000… |
… | …010011111000001 |
3 | 2001211221112201011 |
4 | 233301002133001 |
5 | 3120123300020 |
6 | 211304240521 |
7 | 25600440424 |
oct | 5761023701 |
9 | 2054845634 |
10 | 801384385 |
11 | 3813a6a4a |
12 | 1a4470141 |
13 | ca049059 |
14 | 786099bb |
15 | 4a54c35a |
hex | 2fc427c1 |
801384385 has 8 divisors (see below), whose sum is σ = 962726976. Its totient is φ = 640397040.
The previous prime is 801384383. The next prime is 801384439. The reversal of 801384385 is 583483108.
801384385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 801384385 - 21 = 801384383 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (801384383) 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, 83821 + ... + 92890.
It is an arithmetic number, because the mean of its divisors is an integer number (120340872).
Almost surely, 2801384385 is an apocalyptic number.
It is an amenable number.
801384385 is a deficient number, since it is larger than the sum of its proper divisors (161342591).
801384385 is a wasteful number, since it uses less digits than its factorization.
801384385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177623.
The product of its (nonzero) digits is 92160, while the sum is 40.
The square root of 801384385 is about 28308.7333697571. The cubic root of 801384385 is about 928.8529369703.
The spelling of 801384385 in words is "eight hundred one million, three hundred eighty-four thousand, three hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •