Base | Representation |
---|---|
bin | 100101010000011111… |
… | …110001100100011001 |
3 | 10211021000212100121212 |
4 | 211100133301210121 |
5 | 1123412313244231 |
6 | 30213402312505 |
7 | 2614236460265 |
oct | 452037614431 |
9 | 124230770555 |
10 | 40005212441 |
11 | 15a69999247 |
12 | 79057b8735 |
13 | 3a07188c4c |
14 | 1d171670a5 |
15 | 10921b642b |
hex | 9507f1919 |
40005212441 has 8 divisors (see below), whose sum is σ = 41058516960. Its totient is φ = 38965326048.
The previous prime is 40005212419. The next prime is 40005212473. The reversal of 40005212441 is 14421250004.
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 40005212441 - 226 = 39938103577 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40005212341) 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, 3348491 + ... + 3360416.
It is an arithmetic number, because the mean of its divisors is an integer number (5132314620).
Almost surely, 240005212441 is an apocalyptic number.
It is an amenable number.
40005212441 is a deficient number, since it is larger than the sum of its proper divisors (1053304519).
40005212441 is an equidigital number, since it uses as much as digits as its factorization.
40005212441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6709063.
The product of its (nonzero) digits is 1280, while the sum is 23.
Adding to 40005212441 its reverse (14421250004), we get a palindrome (54426462445).
The spelling of 40005212441 in words is "forty billion, five million, two hundred twelve thousand, four hundred forty-one".
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