Base | Representation |
---|---|
bin | 100101011110101100… |
… | …000001011010110011 |
3 | 10211212121212200000000 |
4 | 211132230001122303 |
5 | 1124404241212430 |
6 | 30253145401043 |
7 | 2623160304150 |
oct | 453654013263 |
9 | 124777780000 |
10 | 40243304115 |
11 | 16081329023 |
12 | 7971499183 |
13 | 3a445bc2b1 |
14 | 1d3aa23227 |
15 | 10a8046e60 |
hex | 95eb016b3 |
40243304115 has 144 divisors (see below), whose sum is σ = 83342720448. Its totient is φ = 18272542464.
The previous prime is 40243304107. The next prime is 40243304149. The reversal of 40243304115 is 51140334204.
It is a happy number.
40243304115 is a `hidden beast` number, since 4 + 0 + 243 + 3 + 0 + 411 + 5 = 666.
40243304115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 40243304115 - 23 = 40243304107 is a prime.
It is a super-3 number, since 3×402433041153 (a number of 33 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 39726349 + ... + 39727361.
It is an arithmetic number, because the mean of its divisors is an integer number (578768892).
Almost surely, 240243304115 is an apocalyptic number.
40243304115 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
40243304115 is an abundant number, since it is smaller than the sum of its proper divisors (43099416333).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40243304115 is an equidigital number, since it uses as much as digits as its factorization.
40243304115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1222 (or 1201 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 40243304115 its reverse (51140334204), we get a palindrome (91383638319).
The spelling of 40243304115 in words is "forty billion, two hundred forty-three million, three hundred four thousand, one hundred fifteen".
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