Base | Representation |
---|---|
bin | 1101010011011010… |
… | …00001011000000100 |
3 | 200102202011020021211 |
4 | 12221231001120010 |
5 | 104111340301131 |
6 | 3140412221204 |
7 | 341663003062 |
oct | 65155013004 |
9 | 20382136254 |
10 | 7142118916 |
11 | 30355a3719 |
12 | 1473a6a804 |
13 | 89a8a588a |
14 | 4ba793032 |
15 | 2bc03d5b1 |
hex | 1a9b41604 |
7142118916 has 12 divisors (see below), whose sum is σ = 12582593100. Its totient is φ = 3547092320.
The previous prime is 7142118901. The next prime is 7142118947. The reversal of 7142118916 is 6198112417.
It can be written as a sum of positive squares in 2 ways, for example, as 4656697600 + 2485421316 = 68240^2 + 49854^2 .
It is a super-2 number, since 2×71421189162 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5991115 + ... + 5992306.
It is an arithmetic number, because the mean of its divisors is an integer number (1048549425).
Almost surely, 27142118916 is an apocalyptic number.
It is an amenable number.
7142118916 is a deficient number, since it is larger than the sum of its proper divisors (5440474184).
7142118916 is a wasteful number, since it uses less digits than its factorization.
7142118916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11983574 (or 11983572 counting only the distinct ones).
The product of its digits is 24192, while the sum is 40.
The square root of 7142118916 is about 84511.0579510161. The cubic root of 7142118916 is about 1925.7904363723.
The spelling of 7142118916 in words is "seven billion, one hundred forty-two million, one hundred eighteen thousand, nine hundred sixteen".
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