Base | Representation |
---|---|
bin | 10111111011011… |
… | …000110011001011 |
3 | 1000222101110200220 |
4 | 113323120303023 |
5 | 1310232202133 |
6 | 103500201123 |
7 | 12643134540 |
oct | 2773306313 |
9 | 1028343626 |
10 | 401444043 |
11 | 196671940 |
12 | b25391a3 |
13 | 65228970 |
14 | 3b45cbc7 |
15 | 2539b5b3 |
hex | 17ed8ccb |
401444043 has 64 divisors (see below), whose sum is σ = 738296832. Its totient is φ = 187246080.
The previous prime is 401444041. The next prime is 401444089. The reversal of 401444043 is 340444104.
It is not a de Polignac number, because 401444043 - 21 = 401444041 is a prime.
It is a super-2 number, since 2×4014440432 = 322314639320371698, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (401444041) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 109305 + ... + 112917.
It is an arithmetic number, because the mean of its divisors is an integer number (11535888).
Almost surely, 2401444043 is an apocalyptic number.
401444043 is a deficient number, since it is larger than the sum of its proper divisors (336852789).
401444043 is a wasteful number, since it uses less digits than its factorization.
401444043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3684.
The product of its (nonzero) digits is 3072, while the sum is 24.
The square root of 401444043 is about 20036.0685514898. The cubic root of 401444043 is about 737.6918848785.
Adding to 401444043 its reverse (340444104), we get a palindrome (741888147).
It can be divided in two parts, 401 and 444043, that added together give a palindrome (444444).
The spelling of 401444043 in words is "four hundred one million, four hundred forty-four thousand, forty-three".
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