Base | Representation |
---|---|
bin | 1111110110011101110111 |
3 | 21211002221100 |
4 | 33312131313 |
5 | 2030432010 |
6 | 225021143 |
7 | 50214306 |
oct | 17663567 |
9 | 7732840 |
10 | 4155255 |
11 | 23889a5 |
12 | 14847b3 |
13 | b26440 |
14 | 7a243d |
15 | 5712c0 |
hex | 3f6777 |
4155255 has 24 divisors (see below), whose sum is σ = 7757568. Its totient is φ = 2045376.
The previous prime is 4155251. The next prime is 4155257. The reversal of 4155255 is 5525514.
It is not a de Polignac number, because 4155255 - 22 = 4155251 is a prime.
It is a super-2 number, since 2×41552552 = 34532288230050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4155251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2967 + ... + 4136.
It is an arithmetic number, because the mean of its divisors is an integer number (323232).
Almost surely, 24155255 is an apocalyptic number.
4155255 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
4155255 is a deficient number, since it is larger than the sum of its proper divisors (3602313).
4155255 is a wasteful number, since it uses less digits than its factorization.
4155255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7127 (or 7124 counting only the distinct ones).
The product of its digits is 5000, while the sum is 27.
The square root of 4155255 is about 2038.4442597236. Note that the first 3 decimals coincide. The cubic root of 4155255 is about 160.7678585421.
The spelling of 4155255 in words is "four million, one hundred fifty-five thousand, two hundred fifty-five".
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