Base | Representation |
---|---|
bin | 100101011100111100… |
… | …110001011000000101 |
3 | 10211210120222222221012 |
4 | 211130330301120011 |
5 | 1124324304443141 |
6 | 30250224332005 |
7 | 2622354360620 |
oct | 453474613005 |
9 | 124716888835 |
10 | 40214140421 |
11 | 160669199a4 |
12 | 7963774005 |
13 | 3a3b54ab80 |
14 | 1d36bd0db7 |
15 | 10a56d5ceb |
hex | 95cf31605 |
40214140421 has 8 divisors (see below), whose sum is σ = 49494326784. Its totient is φ = 31817781360.
The previous prime is 40214140403. The next prime is 40214140429. The reversal of 40214140421 is 12404141204.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40214140421 - 234 = 23034271237 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40214140429) 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 7 ways as a sum of consecutive naturals, for example, 220956725 + ... + 220956906.
It is an arithmetic number, because the mean of its divisors is an integer number (6186790848).
Almost surely, 240214140421 is an apocalyptic number.
It is an amenable number.
40214140421 is a deficient number, since it is larger than the sum of its proper divisors (9280186363).
40214140421 is a wasteful number, since it uses less digits than its factorization.
40214140421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441913651.
The product of its (nonzero) digits is 1024, while the sum is 23.
Adding to 40214140421 its reverse (12404141204), we get a palindrome (52618281625).
The spelling of 40214140421 in words is "forty billion, two hundred fourteen million, one hundred forty thousand, four hundred twenty-one".
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