Base | Representation |
---|---|
bin | 1101001100000000… |
… | …1001001001000100 |
3 | 100010201012011020222 |
4 | 3103000021021010 |
5 | 24222221430040 |
6 | 1343135043512 |
7 | 153503521142 |
oct | 32300111104 |
9 | 10121164228 |
10 | 3540030020 |
11 | 1557288a4a |
12 | 829670598 |
13 | 445543a27 |
14 | 25821c592 |
15 | 15abb7bb5 |
hex | d3009244 |
3540030020 has 48 divisors (see below), whose sum is σ = 7899389568. Its totient is φ = 1327971840.
The previous prime is 3540030017. The next prime is 3540030041. The reversal of 3540030020 is 200300453.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77825 + ... + 114615.
It is an arithmetic number, because the mean of its divisors is an integer number (164570616).
Almost surely, 23540030020 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 3540030020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3949694784).
3540030020 is an abundant number, since it is smaller than the sum of its proper divisors (4359359548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3540030020 is a wasteful number, since it uses less digits than its factorization.
3540030020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37100 (or 37098 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 17.
The square root of 3540030020 is about 59498.1513998544. The cubic root of 3540030020 is about 1524.0608776714.
Adding to 3540030020 its reverse (200300453), we get a palindrome (3740330473).
The spelling of 3540030020 in words is "three billion, five hundred forty million, thirty thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •