Base | Representation |
---|---|
bin | 101010011100101… |
… | …1100010101101111 |
3 | 10200021011012020110 |
4 | 1110321130111233 |
5 | 10404113010211 |
6 | 353200351103 |
7 | 50203504446 |
oct | 12471342557 |
9 | 3607135213 |
10 | 1424344431 |
11 | 671007064 |
12 | 339015493 |
13 | 199123473 |
14 | d724bd5d |
15 | 850a2ea6 |
hex | 54e5c56f |
1424344431 has 8 divisors (see below), whose sum is σ = 1899469440. Its totient is φ = 949391192.
The previous prime is 1424344417. The next prime is 1424344451. The reversal of 1424344431 is 1344434241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1424344431 - 225 = 1390789999 is a prime.
It is a super-2 number, since 2×14243444312 = 4057514116241427522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1424344451) 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, 22155 + ... + 57788.
It is an arithmetic number, because the mean of its divisors is an integer number (237433680).
Almost surely, 21424344431 is an apocalyptic number.
1424344431 is a deficient number, since it is larger than the sum of its proper divisors (475125009).
1424344431 is an equidigital number, since it uses as much as digits as its factorization.
1424344431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85885.
The product of its digits is 18432, while the sum is 30.
The square root of 1424344431 is about 37740.4879539203. The cubic root of 1424344431 is about 1125.1359653940.
Adding to 1424344431 its reverse (1344434241), we get a palindrome (2768778672).
The spelling of 1424344431 in words is "one billion, four hundred twenty-four million, three hundred forty-four thousand, four hundred thirty-one".
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