Base | Representation |
---|---|
bin | 1001100010110… |
… | …1000011000001 |
3 | 2210022202101110 |
4 | 2120231003001 |
5 | 40221433101 |
6 | 3545553533 |
7 | 664152465 |
oct | 230550301 |
9 | 83282343 |
10 | 40030401 |
11 | 20661484 |
12 | 114a58a9 |
13 | 83a7638 |
14 | 54604a5 |
15 | 37aacd6 |
hex | 262d0c1 |
40030401 has 8 divisors (see below), whose sum is σ = 53694144. Its totient is φ = 26526800.
The previous prime is 40030399. The next prime is 40030421. The reversal of 40030401 is 10403004.
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 40030401 - 21 = 40030399 is a prime.
It is not an unprimeable number, because it can be changed into a prime (40030421) 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, 39450 + ... + 40451.
It is an arithmetic number, because the mean of its divisors is an integer number (6711768).
Almost surely, 240030401 is an apocalyptic number.
It is an amenable number.
40030401 is a deficient number, since it is larger than the sum of its proper divisors (13663743).
40030401 is a wasteful number, since it uses less digits than its factorization.
40030401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80071.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 40030401 is about 6326.9582739259. The cubic root of 40030401 is about 342.0818090259.
Adding to 40030401 its reverse (10403004), we get a palindrome (50433405).
The spelling of 40030401 in words is "forty million, thirty thousand, four hundred one".
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