Base | Representation |
---|---|
bin | 10111111011010… |
… | …011100001011110 |
3 | 1000222100101001102 |
4 | 113323103201132 |
5 | 1310231004210 |
6 | 103455513102 |
7 | 12643014533 |
oct | 2773234136 |
9 | 1028311042 |
10 | 401422430 |
11 | 196657682 |
12 | b2528792 |
13 | 6521bb86 |
14 | 3b454d8a |
15 | 25394ea5 |
hex | 17ed385e |
401422430 has 16 divisors (see below), whose sum is σ = 734808240. Its totient is φ = 157847232.
The previous prime is 401422429. The next prime is 401422433. The reversal of 401422430 is 34224104.
It is a super-2 number, since 2×4014224302 = 322279934614209800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (401422433) 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, 339599 + ... + 340778.
It is an arithmetic number, because the mean of its divisors is an integer number (45925515).
Almost surely, 2401422430 is an apocalyptic number.
401422430 is a deficient number, since it is larger than the sum of its proper divisors (333385810).
401422430 is a wasteful number, since it uses less digits than its factorization.
401422430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 680443.
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 401422430 is about 20035.5291919131. The cubic root of 401422430 is about 737.6786459883.
Adding to 401422430 its reverse (34224104), we get a palindrome (435646534).
The spelling of 401422430 in words is "four hundred one million, four hundred twenty-two thousand, four hundred thirty".
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