Base | Representation |
---|---|
bin | 100101010001111111… |
… | …110110111011011111 |
3 | 10211022210021000202200 |
4 | 211101333312323133 |
5 | 1123440240301343 |
6 | 30220102222543 |
7 | 2614663534122 |
oct | 452177667337 |
9 | 124283230680 |
10 | 40030400223 |
11 | 15a821321a0 |
12 | 7912124a53 |
13 | 3a0c467768 |
14 | 1d1a6423b9 |
15 | 10944de4d3 |
hex | 951ff6edf |
40030400223 has 36 divisors (see below), whose sum is σ = 65178780264. Its totient is φ = 23478184800.
The previous prime is 40030400213. The next prime is 40030400227. The reversal of 40030400223 is 32200403004.
40030400223 is a `hidden beast` number, since 40 + 0 + 3 + 0 + 400 + 223 = 666.
It is not a de Polignac number, because 40030400223 - 28 = 40030399967 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 40030400196 and 40030400205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40030400227) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 115240 + ... + 305517.
It is an arithmetic number, because the mean of its divisors is an integer number (1810521674).
Almost surely, 240030400223 is an apocalyptic number.
40030400223 is a deficient number, since it is larger than the sum of its proper divisors (25148380041).
40030400223 is a wasteful number, since it uses less digits than its factorization.
40030400223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420836 (or 420802 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 18.
Adding to 40030400223 its reverse (32200403004), we get a palindrome (72230803227).
The spelling of 40030400223 in words is "forty billion, thirty million, four hundred thousand, two hundred twenty-three".
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