Base | Representation |
---|---|
bin | 1101001000010… |
… | …1000110000001 |
3 | 10211121220100120 |
4 | 3102011012001 |
5 | 103044233410 |
6 | 5244210453 |
7 | 1236045105 |
oct | 322050601 |
9 | 124556316 |
10 | 55071105 |
11 | 290a4811 |
12 | 16539a29 |
13 | b54266b |
14 | 7457905 |
15 | 4c7c570 |
hex | 3485181 |
55071105 has 32 divisors (see below), whose sum is σ = 90410880. Its totient is φ = 28615680.
The previous prime is 55071103. The next prime is 55071161. The reversal of 55071105 is 50117055.
It is not a de Polignac number, because 55071105 - 21 = 55071103 is a prime.
It is a super-3 number, since 3×550711053 (a number of 24 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (55071103) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126969 + ... + 127401.
It is an arithmetic number, because the mean of its divisors is an integer number (2825340).
Almost surely, 255071105 is an apocalyptic number.
It is an amenable number.
55071105 is a deficient number, since it is larger than the sum of its proper divisors (35339775).
55071105 is a wasteful number, since it uses less digits than its factorization.
55071105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 641.
The product of its (nonzero) digits is 875, while the sum is 24.
The square root of 55071105 is about 7420.9908368088. The cubic root of 55071105 is about 380.4590597055.
The spelling of 55071105 in words is "fifty-five million, seventy-one thousand, one hundred five".
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