Base | Representation |
---|---|
bin | 1101011010001010… |
… | …01001011101011010 |
3 | 200120200202200000010 |
4 | 12231011021131122 |
5 | 104220341301010 |
6 | 3150154422350 |
7 | 343251402411 |
oct | 65505113532 |
9 | 20520680003 |
10 | 7198775130 |
11 | 3064580338 |
12 | 148aa319b6 |
13 | 8a9551871 |
14 | 4c4100478 |
15 | 2c1ed0620 |
hex | 1ad14975a |
7198775130 has 64 divisors (see below), whose sum is σ = 17765832960. Its totient is φ = 1865493504.
The previous prime is 7198775117. The next prime is 7198775131. The reversal of 7198775130 is 315778917.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 7198775130.
It is not an unprimeable number, because it can be changed into a prime (7198775131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1016562 + ... + 1023618.
It is an arithmetic number, because the mean of its divisors is an integer number (277591140).
Almost surely, 27198775130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7198775130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8882916480).
7198775130 is an abundant number, since it is smaller than the sum of its proper divisors (10567057830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7198775130 is a wasteful number, since it uses less digits than its factorization.
7198775130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8023.
The product of its (nonzero) digits is 370440, while the sum is 48.
The square root of 7198775130 is about 84845.5958197006. The cubic root of 7198775130 is about 1930.8692630955.
The spelling of 7198775130 in words is "seven billion, one hundred ninety-eight million, seven hundred seventy-five thousand, one hundred thirty".
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