Base | Representation |
---|---|
bin | 1100101111110010100000… |
… | …10000111000011001100000 |
3 | 10200020200010000121202120120 |
4 | 12113321100100320121200 |
5 | 12133222030103120123 |
6 | 135340535444240240 |
7 | 5622060020545650 |
oct | 627712020703140 |
9 | 120220100552516 |
10 | 28030303176288 |
11 | 8a27648438116 |
12 | 31885639a0080 |
13 | 128432801072a |
14 | 6cc961304360 |
15 | 3391ec3602e3 |
hex | 197e50438660 |
28030303176288 has 48 divisors (see below), whose sum is σ = 84090909530880. Its totient is φ = 8008658050176.
The previous prime is 28030303176283. The next prime is 28030303176299. The reversal of 28030303176288 is 88267130303082.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×280303031762882 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 28030303176288.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28030303176283) 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 7 ways as a sum of consecutive naturals, for example, 20855879668 + ... + 20855881011.
It is an arithmetic number, because the mean of its divisors is an integer number (1751893948560).
Almost surely, 228030303176288 is an apocalyptic number.
28030303176288 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
28030303176288 is an abundant number, since it is smaller than the sum of its proper divisors (56060606354592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28030303176288 is a wasteful number, since it uses less digits than its factorization.
28030303176288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41711760699 (or 41711760691 counting only the distinct ones).
The product of its (nonzero) digits is 2322432, while the sum is 51.
The spelling of 28030303176288 in words is "twenty-eight trillion, thirty billion, three hundred three million, one hundred seventy-six thousand, two hundred eighty-eight".
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