Base | Representation |
---|---|
bin | 11000010101110… |
… | …011101110000111 |
3 | 1001110102100101212 |
4 | 120111303232013 |
5 | 1314020320210 |
6 | 104304442035 |
7 | 13056042152 |
oct | 3025635607 |
9 | 1043370355 |
10 | 408370055 |
11 | 19a572515 |
12 | b491931b |
13 | 667b22b2 |
14 | 3c342c99 |
15 | 25cb8805 |
hex | 18573b87 |
408370055 has 4 divisors (see below), whose sum is σ = 490044072. Its totient is φ = 326696040.
The previous prime is 408370007. The next prime is 408370069. The reversal of 408370055 is 550073804.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 408370055 - 218 = 408107911 is a prime.
It is a super-2 number, since 2×4083700552 = 333532203641406050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40837001 + ... + 40837010.
It is an arithmetic number, because the mean of its divisors is an integer number (122511018).
Almost surely, 2408370055 is an apocalyptic number.
408370055 is a deficient number, since it is larger than the sum of its proper divisors (81674017).
408370055 is an equidigital number, since it uses as much as digits as its factorization.
408370055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81674016.
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 408370055 is about 20208.1680268153. The cubic root of 408370055 is about 741.9101218744.
The spelling of 408370055 in words is "four hundred eight million, three hundred seventy thousand, fifty-five".
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