Base | Representation |
---|---|
bin | 100101011100110110… |
… | …001000100010011011 |
3 | 10211210110201120220122 |
4 | 211130312020202123 |
5 | 1124323333302113 |
6 | 30250123143455 |
7 | 2622333522416 |
oct | 453466104233 |
9 | 124713646818 |
10 | 40212400283 |
11 | 16065940570 |
12 | 7963074b8b |
13 | 3a3b08bac3 |
14 | 1d3689ab7d |
15 | 10a5490408 |
hex | 95cd8889b |
40212400283 has 4 divisors (see below), whose sum is σ = 43868073048. Its totient is φ = 36556727520.
The previous prime is 40212400247. The next prime is 40212400307. The reversal of 40212400283 is 38200421204.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 40212400283 - 28 = 40212400027 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40212405283) 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 3 ways as a sum of consecutive naturals, for example, 1827836366 + ... + 1827836387.
It is an arithmetic number, because the mean of its divisors is an integer number (10967018262).
Almost surely, 240212400283 is an apocalyptic number.
40212400283 is a deficient number, since it is larger than the sum of its proper divisors (3655672765).
40212400283 is a wasteful number, since it uses less digits than its factorization.
40212400283 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3655672764.
The product of its (nonzero) digits is 3072, while the sum is 26.
Adding to 40212400283 its reverse (38200421204), we get a palindrome (78412821487).
The spelling of 40212400283 in words is "forty billion, two hundred twelve million, four hundred thousand, two hundred eighty-three".
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