Base | Representation |
---|---|
bin | 1111101110000100010111 |
3 | 21202100202021 |
4 | 33232010113 |
5 | 2023331410 |
6 | 224154011 |
7 | 50012104 |
oct | 17560427 |
9 | 7670667 |
10 | 4120855 |
11 | 2365072 |
12 | 1468907 |
13 | b1389b |
14 | 793aab |
15 | 565eda |
hex | 3ee117 |
4120855 has 16 divisors (see below), whose sum is σ = 5133600. Its totient is φ = 3173760.
The previous prime is 4120849. The next prime is 4120873. The reversal of 4120855 is 5580214.
It is not a de Polignac number, because 4120855 - 23 = 4120847 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17881 + ... + 18109.
It is an arithmetic number, because the mean of its divisors is an integer number (320850).
Almost surely, 24120855 is an apocalyptic number.
4120855 is a deficient number, since it is larger than the sum of its proper divisors (1012745).
4120855 is a wasteful number, since it uses less digits than its factorization.
4120855 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 354.
The product of its (nonzero) digits is 1600, while the sum is 25.
The square root of 4120855 is about 2029.9889162259. The cubic root of 4120855 is about 160.3229803967.
The spelling of 4120855 in words is "four million, one hundred twenty thousand, eight hundred fifty-five".
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