Base | Representation |
---|---|
bin | 10001010100010… |
… | …111010001000000 |
3 | 202020201111211112 |
4 | 101110113101000 |
5 | 1043340111343 |
6 | 44455302452 |
7 | 10125433010 |
oct | 2124272100 |
9 | 666644745 |
10 | 290550848 |
11 | 13a010175 |
12 | 8137aa28 |
13 | 4826cba3 |
14 | 2a833c40 |
15 | 1a794218 |
hex | 11517440 |
290550848 has 56 divisors (see below), whose sum is σ = 680216064. Its totient is φ = 120499200.
The previous prime is 290550847. The next prime is 290550863. The reversal of 290550848 is 848055092.
It is a tau number, because it is divible by the number of its divisors (56).
It is not an unprimeable number, because it can be changed into a prime (290550847) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3428 + ... + 24348.
Almost surely, 2290550848 is an apocalyptic number.
290550848 is a gapful number since it is divisible by the number (28) 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 290550848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340108032).
290550848 is an abundant number, since it is smaller than the sum of its proper divisors (389665216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290550848 is a wasteful number, since it uses less digits than its factorization.
290550848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20971 (or 20961 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 41.
The square root of 290550848 is about 17045.5521471145. The cubic root of 290550848 is about 662.3294241283.
It can be divided in two parts, 29055084 and 8, that added together give a palindrome (29055092).
The spelling of 290550848 in words is "two hundred ninety million, five hundred fifty thousand, eight hundred forty-eight".
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