Base | Representation |
---|---|
bin | 1000010011000110… |
… | …11001000111001100 |
3 | 102111111022122112002 |
4 | 10021203121013030 |
5 | 33111020141030 |
6 | 2014031131432 |
7 | 215255626211 |
oct | 41143310714 |
9 | 12444278462 |
10 | 4455240140 |
11 | 198695994a |
12 | a44073b78 |
13 | 560034590 |
14 | 3039b7b08 |
15 | 1b11eb245 |
hex | 1098d91cc |
4455240140 has 48 divisors (see below), whose sum is σ = 10106332320. Its totient is φ = 1640010240.
The previous prime is 4455240079. The next prime is 4455240143. The reversal of 4455240140 is 410425544.
It is not an unprimeable number, because it can be changed into a prime (4455240143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60176 + ... + 111944.
It is an arithmetic number, because the mean of its divisors is an integer number (210548590).
Almost surely, 24455240140 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 4455240140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5053166160).
4455240140 is an abundant number, since it is smaller than the sum of its proper divisors (5651092180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4455240140 is a wasteful number, since it uses less digits than its factorization.
4455240140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52122 (or 52120 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 29.
The square root of 4455240140 is about 66747.5852746749. The cubic root of 4455240140 is about 1645.4715302142.
Adding to 4455240140 its reverse (410425544), we get a palindrome (4865665684).
The spelling of 4455240140 in words is "four billion, four hundred fifty-five million, two hundred forty thousand, one hundred forty".
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