Base | Representation |
---|---|
bin | 111010101110110… |
… | …011110101011111 |
3 | 2112200002221100212 |
4 | 322232303311133 |
5 | 4004222140341 |
6 | 241435243035 |
7 | 33263221661 |
oct | 7256636537 |
9 | 2480087325 |
10 | 985349471 |
11 | 466227707 |
12 | 235ba947b |
13 | 1291aa932 |
14 | 94c16531 |
15 | 5b78a5eb |
hex | 3abb3d5f |
985349471 has 4 divisors (see below), whose sum is σ = 985419072. Its totient is φ = 985279872.
The previous prime is 985349459. The next prime is 985349473. The reversal of 985349471 is 174943589.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 174943589 = 23 ⋅7606243.
It is a cyclic number.
It is not a de Polignac number, because 985349471 - 210 = 985348447 is a prime.
It is a super-3 number, since 3×9853494713 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (985349473) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5135 + ... + 44688.
It is an arithmetic number, because the mean of its divisors is an integer number (246354768).
Almost surely, 2985349471 is an apocalyptic number.
985349471 is a deficient number, since it is larger than the sum of its proper divisors (69601).
985349471 is a wasteful number, since it uses less digits than its factorization.
985349471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69600.
The product of its digits is 1088640, while the sum is 50.
The square root of 985349471 is about 31390.2766951806. The cubic root of 985349471 is about 995.0924456415.
The spelling of 985349471 in words is "nine hundred eighty-five million, three hundred forty-nine thousand, four hundred seventy-one".
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