Base | Representation |
---|---|
bin | 1101000110110100001011… |
… | …00011001110101010110110 |
3 | 10210001022020212202122021101 |
4 | 12203122011203032222312 |
5 | 12234202333104123024 |
6 | 141144222344040314 |
7 | 6033165631503220 |
oct | 643320543165266 |
9 | 123038225678241 |
10 | 28821471161014 |
11 | 9202132107034 |
12 | 329596446309a |
13 | 1310b12264a5c |
14 | 718d766a1410 |
15 | 34eaa50a8c44 |
hex | 1a36858ceab6 |
28821471161014 has 8 divisors (see below), whose sum is σ = 49408236276048. Its totient is φ = 12352059069000.
The previous prime is 28821471161011. The next prime is 28821471161017. The reversal of 28821471161014 is 41016117412882.
It is an interprime number because it is at equal distance from previous prime (28821471161011) and next prime (28821471161017).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×288214711610142 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28821471161011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1029338255737 + ... + 1029338255764.
It is an arithmetic number, because the mean of its divisors is an integer number (6176029534506).
Almost surely, 228821471161014 is an apocalyptic number.
28821471161014 is a deficient number, since it is larger than the sum of its proper divisors (20586765115034).
28821471161014 is a wasteful number, since it uses less digits than its factorization.
28821471161014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2058676511510.
The product of its (nonzero) digits is 172032, while the sum is 46.
Adding to 28821471161014 its reverse (41016117412882), we get a palindrome (69837588573896).
The spelling of 28821471161014 in words is "twenty-eight trillion, eight hundred twenty-one billion, four hundred seventy-one million, one hundred sixty-one thousand, fourteen".
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