Base | Representation |
---|---|
bin | 110010001110100… |
… | …101000111011001 |
3 | 2011201122201112121 |
4 | 302032211013121 |
5 | 3211211322331 |
6 | 215341341241 |
7 | 26611454200 |
oct | 6216450731 |
9 | 2151581477 |
10 | 842682841 |
11 | 3a2744100 |
12 | 1b6267821 |
13 | 105778900 |
14 | 7dcba237 |
15 | 4dea8c11 |
hex | 323a51d9 |
842682841 has 81 divisors (see below), whose sum is σ = 1208358333. Its totient is φ = 585224640.
The previous prime is 842682839. The next prime is 842682847. The reversal of 842682841 is 148286248.
The square root of 842682841 is 29029.
It is a perfect power (a square), and thus also a powerful number.
842682841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 108056025 + 734626816 = 10395^2 + 27104^2 .
It is not a de Polignac number, because 842682841 - 21 = 842682839 is a prime.
It is a super-2 number, since 2×8426828412 = 1420228741031662562, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (842682847) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 29058015 + ... + 29058043.
Almost surely, 2842682841 is an apocalyptic number.
842682841 is the 29029-th square number.
842682841 is the 14515-th centered octagonal number.
It is an amenable number.
842682841 is a deficient number, since it is larger than the sum of its proper divisors (365675492).
842682841 is a wasteful number, since it uses less digits than its factorization.
842682841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120 (or 60 counting only the distinct ones).
The product of its digits is 196608, while the sum is 43.
The cubic root of 842682841 is about 944.5422382851.
The spelling of 842682841 in words is "eight hundred forty-two million, six hundred eighty-two thousand, eight hundred forty-one".
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