Base | Representation |
---|---|
bin | 1101001000000… |
… | …1110111010101 |
3 | 10211121020012122 |
4 | 3102001313111 |
5 | 103043323002 |
6 | 5244025325 |
7 | 1235661410 |
oct | 322016725 |
9 | 124536178 |
10 | 55057877 |
11 | 29095886 |
12 | 16532245 |
13 | b539634 |
14 | 7452b77 |
15 | 4c786a2 |
hex | 3481dd5 |
55057877 has 16 divisors (see below), whose sum is σ = 66447360. Its totient is φ = 44565552.
The previous prime is 55057861. The next prime is 55057897. The reversal of 55057877 is 77875055.
55057877 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 55057877 - 24 = 55057861 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55057817) by changing a digit.
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, 66488 + ... + 67310.
It is an arithmetic number, because the mean of its divisors is an integer number (4152960).
Almost surely, 255057877 is an apocalyptic number.
It is an amenable number.
55057877 is a deficient number, since it is larger than the sum of its proper divisors (11389483).
55057877 is a wasteful number, since it uses less digits than its factorization.
55057877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1352.
The product of its (nonzero) digits is 343000, while the sum is 44.
The square root of 55057877 is about 7420.0995276344. The cubic root of 55057877 is about 380.4285953604.
The spelling of 55057877 in words is "fifty-five million, fifty-seven thousand, eight hundred seventy-seven".
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