Base | Representation |
---|---|
bin | 10111110110101… |
… | …110001110110000 |
3 | 1000220002100010212 |
4 | 113312232032300 |
5 | 1304424033404 |
6 | 103414043252 |
7 | 12626552243 |
oct | 2766561660 |
9 | 1026070125 |
10 | 400221104 |
11 | 195a07048 |
12 | b2049528 |
13 | 64bbb12a |
14 | 3b22125a |
15 | 2520906e |
hex | 17dae3b0 |
400221104 has 20 divisors (see below), whose sum is σ = 776040360. Its totient is φ = 199952640.
The previous prime is 400221053. The next prime is 400221109. The reversal of 400221104 is 401122004.
It is not an unprimeable number, because it can be changed into a prime (400221109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12587 + ... + 30965.
It is an arithmetic number, because the mean of its divisors is an integer number (38802018).
Almost surely, 2400221104 is an apocalyptic number.
It is an amenable number.
400221104 is a deficient number, since it is larger than the sum of its proper divisors (375819256).
400221104 is a wasteful number, since it uses less digits than its factorization.
400221104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19748 (or 19742 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 400221104 is about 20005.5268363520. The cubic root of 400221104 is about 736.9420337385.
Adding to 400221104 its reverse (401122004), we get a palindrome (801343108).
The spelling of 400221104 in words is "four hundred million, two hundred twenty-one thousand, one hundred four".
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