Base | Representation |
---|---|
bin | 111100011001111… |
… | …110001011011000 |
3 | 2121121222011000202 |
4 | 330121332023120 |
5 | 4033420104430 |
6 | 244321321332 |
7 | 34054052120 |
oct | 7431761330 |
9 | 2547864022 |
10 | 1013441240 |
11 | 480074449 |
12 | 243496248 |
13 | 131c65196 |
14 | 98849c80 |
15 | 5de88d45 |
hex | 3c67e2d8 |
1013441240 has 32 divisors (see below), whose sum is σ = 2605992480. Its totient is φ = 347465472.
The previous prime is 1013441201. The next prime is 1013441267. The reversal of 1013441240 is 421443101.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1809437 + ... + 1809996.
It is an arithmetic number, because the mean of its divisors is an integer number (81437265).
Almost surely, 21013441240 is an apocalyptic number.
1013441240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1013441240 is an abundant number, since it is smaller than the sum of its proper divisors (1592551240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1013441240 is a wasteful number, since it uses less digits than its factorization.
1013441240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3619451 (or 3619447 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 1013441240 is about 31834.5918773902. The cubic root of 1013441240 is about 1004.4604878000.
Adding to 1013441240 its reverse (421443101), we get a palindrome (1434884341).
The spelling of 1013441240 in words is "one billion, thirteen million, four hundred forty-one thousand, two hundred forty".
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