Base | Representation |
---|---|
bin | 110011101111010101… |
… | …101100110000000100 |
3 | 12022101201121222022222 |
4 | 303233111230300010 |
5 | 1402234043104000 |
6 | 41304401311512 |
7 | 4004464065155 |
oct | 635725546004 |
9 | 168351558288 |
10 | 55555050500 |
11 | 21619417784 |
12 | a925335598 |
13 | 53148b9861 |
14 | 29903d792c |
15 | 16a23daa85 |
hex | cef56cc04 |
55555050500 has 96 divisors (see below), whose sum is σ = 125366911488. Its totient is φ = 21494928000.
The previous prime is 55555050427. The next prime is 55555050503. The reversal of 55555050500 is 505055555.
55555050500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (55555050503) 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, 1866737 + ... + 1896263.
It is an arithmetic number, because the mean of its divisors is an integer number (1305905328).
Almost surely, 255555050500 is an apocalyptic number.
55555050500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55555050500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62683455744).
55555050500 is an abundant number, since it is smaller than the sum of its proper divisors (69811860988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55555050500 is a wasteful number, since it uses less digits than its factorization.
55555050500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29670 (or 29658 counting only the distinct ones).
The product of its (nonzero) digits is 78125, while the sum is 35.
It can be divided in two parts, 55 and 555050500, that added together give a palindrome (555050555).
The spelling of 55555050500 in words is "fifty-five billion, five hundred fifty-five million, fifty thousand, five hundred".
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