Base | Representation |
---|---|
bin | 100101010110011100… |
… | …110111111001000000 |
3 | 10211111222211221110001 |
4 | 211112130313321000 |
5 | 1124113402141300 |
6 | 30231331445344 |
7 | 2616561566053 |
oct | 452634677100 |
9 | 124458757401 |
10 | 40105115200 |
11 | 16010323707 |
12 | 7933156854 |
13 | 3a21a973c7 |
14 | 1d26530a9a |
15 | 109ad4c16a |
hex | 956737e40 |
40105115200 has 42 divisors (see below), whose sum is σ = 98683653026. Its totient is φ = 16042045440.
The previous prime is 40105115173. The next prime is 40105115207. The reversal of 40105115200 is 251150104.
40105115200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 12649950784 + 27455164416 = 112472^2 + 165696^2 .
It is not an unprimeable number, because it can be changed into a prime (40105115207) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12531249 + ... + 12534448.
Almost surely, 240105115200 is an apocalyptic number.
40105115200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40105115200 is an abundant number, since it is smaller than the sum of its proper divisors (58578537826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40105115200 is a wasteful number, since it uses less digits than its factorization.
40105115200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25065719 (or 25065704 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 19.
Adding to 40105115200 its reverse (251150104), we get a palindrome (40356265304).
The spelling of 40105115200 in words is "forty billion, one hundred five million, one hundred fifteen thousand, two hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •