Base | Representation |
---|---|
bin | 100000110100101… |
… | …000111010010000 |
3 | 1102101011221012000 |
4 | 200310220322100 |
5 | 2111432414333 |
6 | 130350434000 |
7 | 16434421542 |
oct | 4064507220 |
9 | 1371157160 |
10 | 550669968 |
11 | 262925552 |
12 | 134502900 |
13 | 8a116424 |
14 | 531c5692 |
15 | 33526713 |
hex | 20d28e90 |
550669968 has 80 divisors (see below), whose sum is σ = 1593231360. Its totient is φ = 182093184.
The previous prime is 550669949. The next prime is 550669969. The reversal of 550669968 is 869966055.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (550669969) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49846 + ... + 59882.
It is an arithmetic number, because the mean of its divisors is an integer number (19915392).
Almost surely, 2550669968 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 550669968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (796615680).
550669968 is an abundant number, since it is smaller than the sum of its proper divisors (1042561392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550669968 is a wasteful number, since it uses less digits than its factorization.
550669968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10181 (or 10169 counting only the distinct ones).
The product of its (nonzero) digits is 3499200, while the sum is 54.
The square root of 550669968 is about 23466.3582176698. The cubic root of 550669968 is about 819.6538138128.
The spelling of 550669968 in words is "five hundred fifty million, six hundred sixty-nine thousand, nine hundred sixty-eight".
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