Base | Representation |
---|---|
bin | 101010100101000… |
… | …0111001111001011 |
3 | 10200120101012202202 |
4 | 1111022013033023 |
5 | 10411222330233 |
6 | 353434150415 |
7 | 50255605142 |
oct | 12512071713 |
9 | 3616335682 |
10 | 1428714443 |
11 | 673521342 |
12 | 33a58240b |
13 | 199cc3580 |
14 | d7a68759 |
15 | 85667be8 |
hex | 552873cb |
1428714443 has 8 divisors (see below), whose sum is σ = 1619595600. Its totient is φ = 1249401888.
The previous prime is 1428714421. The next prime is 1428714461. The reversal of 1428714443 is 3444178241.
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 1428714443 - 214 = 1428698059 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1428714397 and 1428714406.
It is not an unprimeable number, because it can be changed into a prime (1428710443) 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, 2891888 + ... + 2892381.
It is an arithmetic number, because the mean of its divisors is an integer number (202449450).
Almost surely, 21428714443 is an apocalyptic number.
1428714443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1428714443 is a deficient number, since it is larger than the sum of its proper divisors (190881157).
1428714443 is a wasteful number, since it uses less digits than its factorization.
1428714443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5784301.
The product of its digits is 86016, while the sum is 38.
The square root of 1428714443 is about 37798.3391566349. The cubic root of 1428714443 is about 1126.2854621188.
The spelling of 1428714443 in words is "one billion, four hundred twenty-eight million, seven hundred fourteen thousand, four hundred forty-three".
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