Base | Representation |
---|---|
bin | 100110110011111… |
… | …1011010011001101 |
3 | 10100202112022102000 |
4 | 1031213323103031 |
5 | 10131342442031 |
6 | 333121022513 |
7 | 44162320254 |
oct | 11547732315 |
9 | 3322468360 |
10 | 1302312141 |
11 | 609137429 |
12 | 304184a39 |
13 | 179a67500 |
14 | c4d6379b |
15 | 794ea3e6 |
hex | 4d9fb4cd |
1302312141 has 48 divisors (see below), whose sum is σ = 2180188800. Its totient is φ = 766516608.
The previous prime is 1302312103. The next prime is 1302312161. The reversal of 1302312141 is 1412132031.
It is a de Polignac number, because none of the positive numbers 2k-1302312141 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1302312101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98745 + ... + 111153.
It is an arithmetic number, because the mean of its divisors is an integer number (45420600).
Almost surely, 21302312141 is an apocalyptic number.
It is an amenable number.
1302312141 is a deficient number, since it is larger than the sum of its proper divisors (877876659).
1302312141 is a wasteful number, since it uses less digits than its factorization.
1302312141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12467 (or 12448 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 1302312141 is about 36087.5621371131. The cubic root of 1302312141 is about 1092.0395393847.
Adding to 1302312141 its reverse (1412132031), we get a palindrome (2714444172).
The spelling of 1302312141 in words is "one billion, three hundred two million, three hundred twelve thousand, one hundred forty-one".
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