Base | Representation |
---|---|
bin | 1101010011010001… |
… | …00001011100011110 |
3 | 200102122221022111121 |
4 | 12221220201130132 |
5 | 104111040031200 |
6 | 3140331041154 |
7 | 341646661513 |
oct | 65150413436 |
9 | 20378838447 |
10 | 7140939550 |
11 | 3034968638 |
12 | 14735a01ba |
13 | 89a581b24 |
14 | 4ba56730a |
15 | 2bbda8e1a |
hex | 1a9a2171e |
7140939550 has 12 divisors (see below), whose sum is σ = 13282147656. Its totient is φ = 2856375800.
The previous prime is 7140939541. The next prime is 7140939557. The reversal of 7140939550 is 559390417.
It is a junction number, because it is equal to n+sod(n) for n = 7140939497 and 7140939506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7140939557) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71409346 + ... + 71409445.
It is an arithmetic number, because the mean of its divisors is an integer number (1106845638).
Almost surely, 27140939550 is an apocalyptic number.
7140939550 is a deficient number, since it is larger than the sum of its proper divisors (6141208106).
7140939550 is a wasteful number, since it uses less digits than its factorization.
7140939550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142818803 (or 142818798 counting only the distinct ones).
The product of its (nonzero) digits is 170100, while the sum is 43.
The square root of 7140939550 is about 84504.0800790116. The cubic root of 7140939550 is about 1925.6844296995.
The spelling of 7140939550 in words is "seven billion, one hundred forty million, nine hundred thirty-nine thousand, five hundred fifty".
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