Base | Representation |
---|---|
bin | 1001001001111… |
… | …1000000000001 |
3 | 2200020220220021 |
4 | 2102133000001 |
5 | 34312300001 |
6 | 3451013441 |
7 | 644252233 |
oct | 222370001 |
9 | 80226807 |
10 | 38400001 |
11 | 1a748542 |
12 | 10a3a281 |
13 | 7c564c3 |
14 | 5158253 |
15 | 3587ba1 |
hex | 249f001 |
38400001 has 8 divisors (see below), whose sum is σ = 38878560. Its totient is φ = 37924608.
The previous prime is 38399983. The next prime is 38400023. The reversal of 38400001 is 10000483.
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 38400001 - 27 = 38399873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38400071) 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, 30945 + ... + 32161.
It is an arithmetic number, because the mean of its divisors is an integer number (4859820).
Almost surely, 238400001 is an apocalyptic number.
It is an amenable number.
38400001 is a deficient number, since it is larger than the sum of its proper divisors (478559).
38400001 is a wasteful number, since it uses less digits than its factorization.
38400001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1583.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 38400001 is about 6196.7734346190. The cubic root of 38400001 is about 337.3730690493.
Adding to 38400001 its reverse (10000483), we get a palindrome (48400484).
The spelling of 38400001 in words is "thirty-eight million, four hundred thousand, one".
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