Base | Representation |
---|---|
bin | 100101101000110000… |
… | …010110111100011100 |
3 | 10212022101201010110101 |
4 | 211220300112330130 |
5 | 1130231011304040 |
6 | 30322021550444 |
7 | 2630311100014 |
oct | 455060267434 |
9 | 125271633411 |
10 | 40412213020 |
11 | 16158705863 |
12 | 79b9b75424 |
13 | 3a705abaaa |
14 | 1d55230c44 |
15 | 10b7cae09a |
hex | 968c16f1c |
40412213020 has 48 divisors (see below), whose sum is σ = 93216291840. Its totient is φ = 14648268096.
The previous prime is 40412212999. The next prime is 40412213027. The reversal of 40412213020 is 2031221404.
It is a super-2 number, since 2×404122130202 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40412213027) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 2303172 + ... + 2320651.
It is an arithmetic number, because the mean of its divisors is an integer number (1942006080).
Almost surely, 240412213020 is an apocalyptic number.
It is an amenable number.
40412213020 is an abundant number, since it is smaller than the sum of its proper divisors (52804078820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40412213020 is a wasteful number, since it uses less digits than its factorization.
40412213020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4623874 (or 4623872 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 40412213020 its reverse (2031221404), we get a palindrome (42443434424).
The spelling of 40412213020 in words is "forty billion, four hundred twelve million, two hundred thirteen thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •