Base | Representation |
---|---|
bin | 1100101111110010111000… |
… | …01010001101000100010100 |
3 | 10200020200121221011021201022 |
4 | 12113321130022031010110 |
5 | 12133222432201040112 |
6 | 135341011334020312 |
7 | 5622064663116620 |
oct | 627713412150424 |
9 | 120220557137638 |
10 | 28030502752532 |
11 | 8a27740060765 |
12 | 31885ba7a7698 |
13 | 128435a479b97 |
14 | 6cc97da16180 |
15 | 33920eb33d72 |
hex | 197e5c28d114 |
28030502752532 has 24 divisors (see below), whose sum is σ = 56293623798720. Its totient is φ = 11963225831040.
The previous prime is 28030502752531. The next prime is 28030502752537. The reversal of 28030502752532 is 23525720503082.
It is a super-2 number, since 2×280305027525322 (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 (28030502752531) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2076942182 + ... + 2076955677.
It is an arithmetic number, because the mean of its divisors is an integer number (2345567658280).
Almost surely, 228030502752532 is an apocalyptic number.
It is an amenable number.
28030502752532 is an abundant number, since it is smaller than the sum of its proper divisors (28263121046188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28030502752532 is a wasteful number, since it uses less digits than its factorization.
28030502752532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4153898111 (or 4153898109 counting only the distinct ones).
The product of its (nonzero) digits is 1008000, while the sum is 44.
The spelling of 28030502752532 in words is "twenty-eight trillion, thirty billion, five hundred two million, seven hundred fifty-two thousand, five hundred thirty-two".
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