Base | Representation |
---|---|
bin | 100101011101010111… |
… | …110110110001101110 |
3 | 10211211002100201022111 |
4 | 211131113312301232 |
5 | 1124333114143210 |
6 | 30251040434234 |
7 | 2622501621430 |
oct | 453527666156 |
9 | 124732321274 |
10 | 40221240430 |
11 | 1606a929278 |
12 | 796601897a |
13 | 3a3cb65767 |
14 | 1d37b1c650 |
15 | 10a613988a |
hex | 95d5f6c6e |
40221240430 has 32 divisors (see below), whose sum is σ = 82758288384. Its totient is φ = 13787231136.
The previous prime is 40221240421. The next prime is 40221240443. The reversal of 40221240430 is 3404212204.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287889 + ... + 404131.
It is an arithmetic number, because the mean of its divisors is an integer number (2586196512).
Almost surely, 240221240430 is an apocalyptic number.
40221240430 is an abundant number, since it is smaller than the sum of its proper divisors (42537047954).
40221240430 is a wasteful number, since it uses less digits than its factorization.
40221240430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121200.
The product of its (nonzero) digits is 1536, while the sum is 22.
Adding to 40221240430 its reverse (3404212204), we get a palindrome (43625452634).
The spelling of 40221240430 in words is "forty billion, two hundred twenty-one million, two hundred forty thousand, four hundred thirty".
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