Base | Representation |
---|---|
bin | 101010111101000… |
… | …1010011000100000 |
3 | 10201110002010221202 |
4 | 1111322022120200 |
5 | 10422433411430 |
6 | 355004140332 |
7 | 50500635446 |
oct | 12572123040 |
9 | 3643063852 |
10 | 1441310240 |
11 | 67a644797 |
12 | 3428376a8 |
13 | 19c7b37c6 |
14 | d95c6b96 |
15 | 86804d45 |
hex | 55e8a620 |
1441310240 has 96 divisors (see below), whose sum is σ = 3456586224. Its totient is φ = 567889920.
The previous prime is 1441310239. The next prime is 1441310243. The reversal of 1441310240 is 420131441.
It can be written as a sum of positive squares in 8 ways, for example, as 44944 + 1441265296 = 212^2 + 37964^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (1441310243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4546562 + ... + 4546878.
Almost surely, 21441310240 is an apocalyptic number.
1441310240 is a gapful number since it is divisible by the number (10) 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 1441310240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1728293112).
1441310240 is an abundant number, since it is smaller than the sum of its proper divisors (2015275984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1441310240 is a wasteful number, since it uses less digits than its factorization.
1441310240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 670 (or 662 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 1441310240 is about 37964.5919245815. The cubic root of 1441310240 is about 1129.5856261228.
Adding to 1441310240 its reverse (420131441), we get a palindrome (1861441681).
The spelling of 1441310240 in words is "one billion, four hundred forty-one million, three hundred ten thousand, two hundred forty".
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