Base | Representation |
---|---|
bin | 1111101110000101000100 |
3 | 21202100210221 |
4 | 33232011010 |
5 | 2023332100 |
6 | 224154124 |
7 | 50012200 |
oct | 17560504 |
9 | 7670727 |
10 | 4120900 |
11 | 2365103 |
12 | 1468944 |
13 | b13904 |
14 | 793b00 |
15 | 56601a |
hex | 3ee144 |
4120900 has 81 divisors (see below), whose sum is σ = 10773399. Its totient is φ = 1364160.
The previous prime is 4120889. The next prime is 4120903. The reversal of 4120900 is 90214.
The square root of 4120900 is 2030.
It is a perfect power (a square), and thus also a powerful number.
4120900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 56644 + 4064256 = 238^2 + 2016^2 .
It is not an unprimeable number, because it can be changed into a prime (4120903) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 142086 + ... + 142114.
Almost surely, 24120900 is an apocalyptic number.
4120900 is the 2030-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4120900
4120900 is an abundant number, since it is smaller than the sum of its proper divisors (6652499).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4120900 is a wasteful number, since it uses less digits than its factorization.
4120900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86 (or 43 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
The cubic root of 4120900 is about 160.3235639736.
Multiplying 4120900 by its sum of digits (16), we get a square (65934400 = 81202).
The spelling of 4120900 in words is "four million, one hundred twenty thousand, nine hundred".
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