Base | Representation |
---|---|
bin | 1111101011110101… |
… | …11101001001111010 |
3 | 210201212021222221010 |
4 | 13311322331021322 |
5 | 114221213340213 |
6 | 3511331454350 |
7 | 415450650051 |
oct | 76572751172 |
9 | 23655258833 |
10 | 8420840058 |
11 | 3631387854 |
12 | 17701573b6 |
13 | a427a02c7 |
14 | 59c535398 |
15 | 344428ac3 |
hex | 1f5ebd27a |
8420840058 has 8 divisors (see below), whose sum is σ = 16841680128. Its totient is φ = 2806946684.
The previous prime is 8420840041. The next prime is 8420840083. The reversal of 8420840058 is 8500480248.
It is a sphenic number, since it is the product of 3 distinct primes.
8420840058 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 8420839998 and 8420840025.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 701736666 + ... + 701736677.
It is an arithmetic number, because the mean of its divisors is an integer number (2105210016).
Almost surely, 28420840058 is an apocalyptic number.
8420840058 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8420840058 is a wasteful number, since it uses less digits than its factorization.
8420840058 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1403473348.
The product of its (nonzero) digits is 81920, while the sum is 39.
The square root of 8420840058 is about 91765.1353074794. The cubic root of 8420840058 is about 2034.4724172887.
The spelling of 8420840058 in words is "eight billion, four hundred twenty million, eight hundred forty thousand, fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •