Base | Representation |
---|---|
bin | 1100111010101011010001… |
… | …11110101110001100000000 |
3 | 10201120102200002011101101000 |
4 | 12131111220332232030000 |
5 | 12210334132240013044 |
6 | 140224443025012000 |
7 | 5661102005234346 |
oct | 635255076561400 |
9 | 121512602141330 |
10 | 28404380001024 |
11 | 9061259012225 |
12 | 3228b61484000 |
13 | 12b06a1a963c1 |
14 | 702aca68d996 |
15 | 343ce2eccd69 |
hex | 19d568fae300 |
28404380001024 has 144 divisors (see below), whose sum is σ = 85950162390400. Its totient is φ = 9247937577984.
The previous prime is 28404380000993. The next prime is 28404380001071. The reversal of 28404380001024 is 42010008340482.
28404380001024 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 28404380001024.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47486854 + ... + 48081285.
Almost surely, 228404380001024 is an apocalyptic number.
28404380001024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
28404380001024 is an abundant number, since it is smaller than the sum of its proper divisors (57545782389376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28404380001024 is an equidigital number, since it uses as much as digits as its factorization.
28404380001024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95568207 (or 95568187 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 36.
The spelling of 28404380001024 in words is "twenty-eight trillion, four hundred four billion, three hundred eighty million, one thousand, twenty-four".
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