Base | Representation |
---|---|
bin | 100110000101… |
… | …001111111011 |
3 | 200210012001200 |
4 | 212011033323 |
5 | 10023423341 |
6 | 553545243 |
7 | 150565605 |
oct | 46051773 |
9 | 20705050 |
10 | 9982971 |
11 | 56a9399 |
12 | 3415223 |
13 | 20b6bab |
14 | 147c175 |
15 | d22db6 |
hex | 9853fb |
9982971 has 6 divisors (see below), whose sum is σ = 14419860. Its totient is φ = 6655308.
The previous prime is 9982963. The next prime is 9982979. The reversal of 9982971 is 1792899.
It is an interprime number because it is at equal distance from previous prime (9982963) and next prime (9982979).
It is not a de Polignac number, because 9982971 - 23 = 9982963 is a prime.
It is not an unprimeable number, because it can be changed into a prime (9982979) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 554601 + ... + 554618.
It is an arithmetic number, because the mean of its divisors is an integer number (2403310).
Almost surely, 29982971 is an apocalyptic number.
9982971 is a deficient number, since it is larger than the sum of its proper divisors (4436889).
9982971 is a wasteful number, since it uses less digits than its factorization.
9982971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1109225 (or 1109222 counting only the distinct ones).
The product of its digits is 81648, while the sum is 45.
The square root of 9982971 is about 3159.5839916040. The cubic root of 9982971 is about 215.3211066255.
It can be divided in two parts, 998 and 2971, that added together give a square (3969 = 632).
The spelling of 9982971 in words is "nine million, nine hundred eighty-two thousand, nine hundred seventy-one".
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