Base | Representation |
---|---|
bin | 100101011000110010… |
… | …000011111110010101 |
3 | 10211121201102212211122 |
4 | 211120302003332111 |
5 | 1124203410133044 |
6 | 30235250013325 |
7 | 2620545163241 |
oct | 453062037625 |
9 | 124551385748 |
10 | 40144224149 |
11 | 16030405857 |
12 | 7944277245 |
13 | 3a29c0b4b3 |
14 | 1d2b7d1421 |
15 | 109e4c4dee |
hex | 958c83f95 |
40144224149 has 2 divisors, whose sum is σ = 40144224150. Its totient is φ = 40144224148.
The previous prime is 40144224137. The next prime is 40144224193. The reversal of 40144224149 is 94142244104.
40144224149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 25402621924 + 14741602225 = 159382^2 + 121415^2 .
It is a cyclic number.
It is not a de Polignac number, because 40144224149 - 28 = 40144223893 is a prime.
It is a super-2 number, since 2×401442241492 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (40144224649) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20072112074 + 20072112075.
It is an arithmetic number, because the mean of its divisors is an integer number (20072112075).
Almost surely, 240144224149 is an apocalyptic number.
It is an amenable number.
40144224149 is a deficient number, since it is larger than the sum of its proper divisors (1).
40144224149 is an equidigital number, since it uses as much as digits as its factorization.
40144224149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36864, while the sum is 35.
The spelling of 40144224149 in words is "forty billion, one hundred forty-four million, two hundred twenty-four thousand, one hundred forty-nine".
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