Base | Representation |
---|---|
bin | 110011010001010001… |
… | …000000110101001110 |
3 | 12021002120020102202222 |
4 | 303101101000311032 |
5 | 1400220412134200 |
6 | 41142335215342 |
7 | 3656126401505 |
oct | 632121006516 |
9 | 167076212688 |
10 | 55050505550 |
11 | 2138a636687 |
12 | a804377552 |
13 | 5264202b51 |
14 | 29433bb83c |
15 | 1672e75d85 |
hex | cd1440d4e |
55050505550 has 12 divisors (see below), whose sum is σ = 102393940416. Its totient is φ = 22020202200.
The previous prime is 55050505511. The next prime is 55050505553. The reversal of 55050505550 is 5550505055.
It is a super-2 number, since 2×550505055502 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 55050505550.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55050505553) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550505006 + ... + 550505105.
It is an arithmetic number, because the mean of its divisors is an integer number (8532828368).
Almost surely, 255050505550 is an apocalyptic number.
55050505550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
55050505550 is a deficient number, since it is larger than the sum of its proper divisors (47343434866).
55050505550 is a wasteful number, since it uses less digits than its factorization.
55050505550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1101010123 (or 1101010118 counting only the distinct ones).
The product of its (nonzero) digits is 78125, while the sum is 35.
The spelling of 55050505550 in words is "fifty-five billion, fifty million, five hundred five thousand, five hundred fifty".
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