Base | Representation |
---|---|
bin | 1111101100110001… |
… | …11111010010111000 |
3 | 210202102002222202220 |
4 | 13312120333102320 |
5 | 114230222310034 |
6 | 3512212324040 |
7 | 415604610465 |
oct | 76630772270 |
9 | 23672088686 |
10 | 8428713144 |
11 | 3635874a35 |
12 | 1772913620 |
13 | a442c8a37 |
14 | 59d5c466c |
15 | 344e81749 |
hex | 1f663f4b8 |
8428713144 has 16 divisors (see below), whose sum is σ = 21071782920. Its totient is φ = 2809571040.
The previous prime is 8428713143. The next prime is 8428713151. The reversal of 8428713144 is 4413178248.
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 8428713096 and 8428713105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8428713143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175598167 + ... + 175598214.
Almost surely, 28428713144 is an apocalyptic number.
It is an amenable number.
8428713144 is an abundant number, since it is smaller than the sum of its proper divisors (12643069776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8428713144 is a wasteful number, since it uses less digits than its factorization.
8428713144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 351196390 (or 351196386 counting only the distinct ones).
The product of its digits is 172032, while the sum is 42.
The square root of 8428713144 is about 91808.0233095126. The cubic root of 8428713144 is about 2035.1062648580.
The spelling of 8428713144 in words is "eight billion, four hundred twenty-eight million, seven hundred thirteen thousand, one hundred forty-four".
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