Base | Representation |
---|---|
bin | 100101011110101000… |
… | …001111001110100101 |
3 | 10211212120000021012202 |
4 | 211132220033032211 |
5 | 1124404012441401 |
6 | 30253112224245 |
7 | 2623146003035 |
oct | 453650171645 |
9 | 124776007182 |
10 | 40242312101 |
11 | 16080810782 |
12 | 797109b085 |
13 | 3a443328c4 |
14 | 1d3a8458c5 |
15 | 10a7ded06b |
hex | 95ea0f3a5 |
40242312101 has 4 divisors (see below), whose sum is σ = 40248556704. Its totient is φ = 40236067500.
The previous prime is 40242312091. The next prime is 40242312137. The reversal of 40242312101 is 10121324204.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 40242312101 - 222 = 40238117797 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40242312191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3112625 + ... + 3125526.
It is an arithmetic number, because the mean of its divisors is an integer number (10062139176).
Almost surely, 240242312101 is an apocalyptic number.
It is an amenable number.
40242312101 is a deficient number, since it is larger than the sum of its proper divisors (6244603).
40242312101 is an equidigital number, since it uses as much as digits as its factorization.
40242312101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6244602.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 40242312101 its reverse (10121324204), we get a palindrome (50363636305).
The spelling of 40242312101 in words is "forty billion, two hundred forty-two million, three hundred twelve thousand, one hundred one".
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