Base | Representation |
---|---|
bin | 1101001001001… |
… | …1011111111110 |
3 | 10211201220021221 |
4 | 3102103133332 |
5 | 103103130420 |
6 | 5245343554 |
7 | 1236412120 |
oct | 322233776 |
9 | 124656257 |
10 | 55130110 |
11 | 29135082 |
12 | 16567bba |
13 | b563489 |
14 | 7471210 |
15 | 4c8ecaa |
hex | 34937fe |
55130110 has 16 divisors (see below), whose sum is σ = 113410656. Its totient is φ = 18901728.
The previous prime is 55130063. The next prime is 55130161. The reversal of 55130110 is 1103155.
It is a super-2 number, since 2×551301102 = 6078658057224200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 393717 + ... + 393856.
It is an arithmetic number, because the mean of its divisors is an integer number (7088166).
Almost surely, 255130110 is an apocalyptic number.
55130110 is an abundant number, since it is smaller than the sum of its proper divisors (58280546).
55130110 is a wasteful number, since it uses less digits than its factorization.
55130110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 787587.
The product of its (nonzero) digits is 75, while the sum is 16.
The square root of 55130110 is about 7424.9653197843. The cubic root of 55130110 is about 380.5948900050.
Adding to 55130110 its reverse (1103155), we get a palindrome (56233265).
The spelling of 55130110 in words is "fifty-five million, one hundred thirty thousand, one hundred ten".
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