Base | Representation |
---|---|
bin | 111101011100111… |
… | …111110000000010 |
3 | 2122212000210122211 |
4 | 331130333300002 |
5 | 4102414330310 |
6 | 250150052334 |
7 | 34356310636 |
oct | 7534776002 |
9 | 2585023584 |
10 | 1031011330 |
11 | 489a85088 |
12 | 24934a0aa |
13 | 1357a759b |
14 | 9ad00dc6 |
15 | 607a9c8a |
hex | 3d73fc02 |
1031011330 has 32 divisors (see below), whose sum is σ = 1922393088. Its totient is φ = 397704000.
The previous prime is 1031011313. The next prime is 1031011337. The reversal of 1031011330 is 331101301.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 1031011330.
It is not an unprimeable number, because it can be changed into a prime (1031011337) 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 15 ways as a sum of consecutive naturals, for example, 85155 + ... + 96505.
It is an arithmetic number, because the mean of its divisors is an integer number (60074784).
Almost surely, 21031011330 is an apocalyptic number.
1031011330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1031011330 is a deficient number, since it is larger than the sum of its proper divisors (891381758).
1031011330 is a wasteful number, since it uses less digits than its factorization.
1031011330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11682.
The product of its (nonzero) digits is 27, while the sum is 13.
The square root of 1031011330 is about 32109.3651447673. The cubic root of 1031011330 is about 1010.2320579091.
Adding to 1031011330 its reverse (331101301), we get a palindrome (1362112631).
The spelling of 1031011330 in words is "one billion, thirty-one million, eleven thousand, three hundred thirty".
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