Base | Representation |
---|---|
bin | 1000011110011001… |
… | …11100101110111001 |
3 | 102202002122222002012 |
4 | 10033030330232321 |
5 | 33304301120100 |
6 | 2031254415305 |
7 | 220516350335 |
oct | 41714745671 |
9 | 12662588065 |
10 | 4550020025 |
11 | 1a25405431 |
12 | a6b961535 |
13 | 57686b055 |
14 | 31240a7c5 |
15 | 1b96be135 |
hex | 10f33cbb9 |
4550020025 has 12 divisors (see below), whose sum is σ = 5683211772. Its totient is φ = 3613443840.
The previous prime is 4550020001. The next prime is 4550020067. The reversal of 4550020025 is 5200200554.
It can be written as a sum of positive squares in 6 ways, for example, as 306670144 + 4243349881 = 17512^2 + 65141^2 .
It is not a de Polignac number, because 4550020025 - 28 = 4550019769 is a prime.
It is a Duffinian number.
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 11 ways as a sum of consecutive naturals, for example, 660812 + ... + 667661.
It is an arithmetic number, because the mean of its divisors is an integer number (473600981).
Almost surely, 24550020025 is an apocalyptic number.
It is an amenable number.
4550020025 is a deficient number, since it is larger than the sum of its proper divisors (1133191747).
4550020025 is a wasteful number, since it uses less digits than its factorization.
4550020025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1328620 (or 1328615 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 23.
The square root of 4550020025 is about 67453.8362511725. The cubic root of 4550020025 is about 1657.0582272954.
Adding to 4550020025 its reverse (5200200554), we get a palindrome (9750220579).
The spelling of 4550020025 in words is "four billion, five hundred fifty million, twenty thousand, twenty-five".
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