Base | Representation |
---|---|
bin | 11010011100111010… |
… | …001001100111001011 |
3 | 2201022101220222200000 |
4 | 122130322021213023 |
5 | 431131441340240 |
6 | 21014155414043 |
7 | 2023556336343 |
oct | 323472114713 |
9 | 81271828600 |
10 | 28402293195 |
11 | 11055399291 |
12 | 5607a54323 |
13 | 28a8383063 |
14 | 153618dd23 |
15 | b1372e430 |
hex | 69ce899cb |
28402293195 has 24 divisors (see below), whose sum is σ = 51054000816. Its totient is φ = 15147889056.
The previous prime is 28402293167. The next prime is 28402293211. The reversal of 28402293195 is 59139220482.
It is not a de Polignac number, because 28402293195 - 27 = 28402293067 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 28402293195.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 11686972 + ... + 11689401.
It is an arithmetic number, because the mean of its divisors is an integer number (2127250034).
Almost surely, 228402293195 is an apocalyptic number.
28402293195 is a deficient number, since it is larger than the sum of its proper divisors (22651707621).
28402293195 is an equidigital number, since it uses as much as digits as its factorization.
28402293195 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23376393 (or 23376381 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 45.
The spelling of 28402293195 in words is "twenty-eight billion, four hundred two million, two hundred ninety-three thousand, one hundred ninety-five".
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