Base | Representation |
---|---|
bin | 10000000100110010… |
… | …11111100101011010 |
3 | 211021110012011100210 |
4 | 20002121133211122 |
5 | 120133311000434 |
6 | 3544210311550 |
7 | 423602152203 |
oct | 100231374532 |
9 | 24243164323 |
10 | 8630171994 |
11 | 3729563a54 |
12 | 180a2885b6 |
13 | a76c74062 |
14 | 5bc2665aa |
15 | 3579c7ee9 |
hex | 20265f95a |
8630171994 has 16 divisors (see below), whose sum is σ = 17280447840. Its totient is φ = 2873373360.
The previous prime is 8630171993. The next prime is 8630172011. The reversal of 8630171994 is 4991710368.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (8630171993) 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, 832077 + ... + 842384.
It is an arithmetic number, because the mean of its divisors is an integer number (1080027990).
Almost surely, 28630171994 is an apocalyptic number.
8630171994 is an abundant number, since it is smaller than the sum of its proper divisors (8650275846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8630171994 is a wasteful number, since it uses less digits than its factorization.
8630171994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1675325.
The product of its (nonzero) digits is 326592, while the sum is 48.
The square root of 8630171994 is about 92898.7190116204. The cubic root of 8630171994 is about 2051.1928012879.
The spelling of 8630171994 in words is "eight billion, six hundred thirty million, one hundred seventy-one thousand, nine hundred ninety-four".
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