Base | Representation |
---|---|
bin | 101010011100100… |
… | …0000001010000001 |
3 | 10200020221022212222 |
4 | 1110321000022001 |
5 | 10404100311433 |
6 | 353154100425 |
7 | 50202514055 |
oct | 12471001201 |
9 | 3606838788 |
10 | 1424228993 |
11 | 670a38360 |
12 | 338b7a715 |
13 | 1990b2a65 |
14 | d721bc65 |
15 | 8507db98 |
hex | 54e40281 |
1424228993 has 8 divisors (see below), whose sum is σ = 1555873920. Its totient is φ = 1292945680.
The previous prime is 1424228917. The next prime is 1424229007. The reversal of 1424228993 is 3998224241.
It is a happy number.
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 1424228993 - 210 = 1424227969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1424228093) 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, 82130 + ... + 97947.
It is an arithmetic number, because the mean of its divisors is an integer number (194484240).
Almost surely, 21424228993 is an apocalyptic number.
It is an amenable number.
1424228993 is a deficient number, since it is larger than the sum of its proper divisors (131644927).
1424228993 is a wasteful number, since it uses less digits than its factorization.
1424228993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180807.
The product of its digits is 248832, while the sum is 44.
The square root of 1424228993 is about 37738.9585574377. The cubic root of 1424228993 is about 1125.1055684966.
The spelling of 1424228993 in words is "one billion, four hundred twenty-four million, two hundred twenty-eight thousand, nine hundred ninety-three".
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