Base | Representation |
---|---|
bin | 111100110111111… |
… | …101110101001101 |
3 | 2122011202121220022 |
4 | 330313331311031 |
5 | 4042423213031 |
6 | 245202031525 |
7 | 34210641044 |
oct | 7467756515 |
9 | 2564677808 |
10 | 1021304141 |
11 | 484554a10 |
12 | 2460485a5 |
13 | 1337890a0 |
14 | 998d555b |
15 | 5e9dd97b |
hex | 3cdfdd4d |
1021304141 has 16 divisors (see below), whose sum is σ = 1203534528. Its totient is φ = 854409600.
The previous prime is 1021304113. The next prime is 1021304143. The reversal of 1021304141 is 1414031201.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-1021304141 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1021304143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36545 + ... + 58121.
It is an arithmetic number, because the mean of its divisors is an integer number (75220908).
Almost surely, 21021304141 is an apocalyptic number.
1021304141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1021304141 is a deficient number, since it is larger than the sum of its proper divisors (182230387).
1021304141 is a wasteful number, since it uses less digits than its factorization.
1021304141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21932.
The product of its (nonzero) digits is 96, while the sum is 17.
The square root of 1021304141 is about 31957.8494426643. The cubic root of 1021304141 is about 1007.0515392501.
Adding to 1021304141 its reverse (1414031201), we get a palindrome (2435335342).
The spelling of 1021304141 in words is "one billion, twenty-one million, three hundred four thousand, one hundred forty-one".
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