Base | Representation |
---|---|
bin | 1100001011101000… |
… | …11001010101011110 |
3 | 121212210022002120111 |
4 | 12011310121111132 |
5 | 101343224303121 |
6 | 3000544240234 |
7 | 321032461066 |
oct | 60564312536 |
9 | 17783262514 |
10 | 6540072286 |
11 | 2856778120 |
12 | 132631007a |
13 | 802c41577 |
14 | 4608363a6 |
15 | 2842692e1 |
hex | 185d1955e |
6540072286 has 16 divisors (see below), whose sum is σ = 11070969840. Its totient is φ = 2870250880.
The previous prime is 6540072283. The next prime is 6540072293. The reversal of 6540072286 is 6822700456.
It is a super-2 number, since 2×65400722862 = 85545091012210531592, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6540072283) 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 7 ways as a sum of consecutive naturals, for example, 5124811 + ... + 5126086.
It is an arithmetic number, because the mean of its divisors is an integer number (691935615).
Almost surely, 26540072286 is an apocalyptic number.
6540072286 is a deficient number, since it is larger than the sum of its proper divisors (4530897554).
6540072286 is a wasteful number, since it uses less digits than its factorization.
6540072286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10250939.
The product of its (nonzero) digits is 161280, while the sum is 40.
The square root of 6540072286 is about 80870.7134010823. The cubic root of 6540072286 is about 1870.0828588639.
The spelling of 6540072286 in words is "six billion, five hundred forty million, seventy-two thousand, two hundred eighty-six".
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