Base | Representation |
---|---|
bin | 1000001101001001… |
… | …01100011111101100 |
3 | 102101000020212222110 |
4 | 10012210230133230 |
5 | 33010221000103 |
6 | 2005043444020 |
7 | 214111002354 |
oct | 40644543754 |
9 | 12330225873 |
10 | 4405250028 |
11 | 1960715603 |
12 | a2b386610 |
13 | 55288082a |
14 | 2db0c3b64 |
15 | 1abb24403 |
hex | 10692c7ec |
4405250028 has 48 divisors (see below), whose sum is σ = 10505134080. Its totient is φ = 1436145024.
The previous prime is 4405250023. The next prime is 4405250039. The reversal of 4405250028 is 8200525044.
It is a junction number, because it is equal to n+sod(n) for n = 4405249977 and 4405250004.
It is not an unprimeable number, because it can be changed into a prime (4405250021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528693 + ... + 1531571.
It is an arithmetic number, because the mean of its divisors is an integer number (218856960).
Almost surely, 24405250028 is an apocalyptic number.
It is an amenable number.
4405250028 is an abundant number, since it is smaller than the sum of its proper divisors (6099884052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4405250028 is a wasteful number, since it uses less digits than its factorization.
4405250028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5646 (or 5644 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 30.
The square root of 4405250028 is about 66372.0575844986. The cubic root of 4405250028 is about 1639.2940184631.
The spelling of 4405250028 in words is "four billion, four hundred five million, two hundred fifty thousand, twenty-eight".
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