Base | Representation |
---|---|
bin | 100101010000011011… |
… | …010011010101000001 |
3 | 10211020221122210100011 |
4 | 211100123103111001 |
5 | 1123412013240001 |
6 | 30213321224521 |
7 | 2614223505142 |
oct | 452033232501 |
9 | 124227583304 |
10 | 40004040001 |
11 | 15a69268392 |
12 | 7905332141 |
13 | 3a06b683b3 |
14 | 1d16d3dac9 |
15 | 1092033d51 |
hex | 9506d3541 |
40004040001 has 8 divisors (see below), whose sum is σ = 41855267520. Its totient is φ = 38162139312.
The previous prime is 40004039983. The next prime is 40004040017. The reversal of 40004040001 is 10004040004.
It is a happy number.
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 40004040001 - 227 = 39869822273 is a prime.
It is not an unprimeable number, because it can be changed into a prime (40004044001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2322931 + ... + 2340088.
It is an arithmetic number, because the mean of its divisors is an integer number (5231908440).
Almost surely, 240004040001 is an apocalyptic number.
It is an amenable number.
40004040001 is a deficient number, since it is larger than the sum of its proper divisors (1851227519).
40004040001 is a wasteful number, since it uses less digits than its factorization.
40004040001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4663415.
The product of its (nonzero) digits is 64, while the sum is 13.
Adding to 40004040001 its reverse (10004040004), we get a palindrome (50008080005).
The spelling of 40004040001 in words is "forty billion, four million, forty thousand, one".
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