Base | Representation |
---|---|
bin | 111111100100101… |
… | …1110001000000101 |
3 | 12111122222020100122 |
4 | 1333021132020011 |
5 | 13332044023000 |
6 | 551401351325 |
7 | 103601544164 |
oct | 17711361005 |
9 | 5448866318 |
10 | 2133189125 |
11 | 9a5147621 |
12 | 4b6498545 |
13 | 27cc3b5b2 |
14 | 1634493db |
15 | c7421085 |
hex | 7f25e205 |
2133189125 has 8 divisors (see below), whose sum is σ = 2662220184. Its totient is φ = 1706551200.
The previous prime is 2133189077. The next prime is 2133189127. The reversal of 2133189125 is 5219813312.
It can be written as a sum of positive squares in 4 ways, for example, as 28398241 + 2104790884 = 5329^2 + 45878^2 .
It is not a de Polignac number, because 2133189125 - 212 = 2133185029 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2133189127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8532632 + ... + 8532881.
It is an arithmetic number, because the mean of its divisors is an integer number (332777523).
Almost surely, 22133189125 is an apocalyptic number.
2133189125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2133189125 is a deficient number, since it is larger than the sum of its proper divisors (529031059).
2133189125 is an equidigital number, since it uses as much as digits as its factorization.
2133189125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17065528 (or 17065518 counting only the distinct ones).
The product of its digits is 12960, while the sum is 35.
The square root of 2133189125 is about 46186.4604077862. The cubic root of 2133189125 is about 1287.2901722341.
The spelling of 2133189125 in words is "two billion, one hundred thirty-three million, one hundred eighty-nine thousand, one hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •