Base | Representation |
---|---|
bin | 100111010001010010… |
… | …0100001000111001111 |
3 | 22001200020021101101012 |
4 | 1032202210201013033 |
5 | 2340202424013211 |
6 | 102424100235435 |
7 | 6043551662210 |
oct | 1164244410717 |
9 | 261606241335 |
10 | 84331860431 |
11 | 32846155a25 |
12 | 1441669bb7b |
13 | 7c4c72b040 |
14 | 41201d7407 |
15 | 22d8947d8b |
hex | 13a29211cf |
84331860431 has 16 divisors (see below), whose sum is σ = 104863101504. Its totient is φ = 66036225024.
The previous prime is 84331860409. The next prime is 84331860439. The reversal of 84331860431 is 13406813348.
It is not a de Polignac number, because 84331860431 - 26 = 84331860367 is a prime.
It is a super-2 number, since 2×843318604312 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84331860439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4768100 + ... + 4785753.
It is an arithmetic number, because the mean of its divisors is an integer number (6553943844).
Almost surely, 284331860431 is an apocalyptic number.
84331860431 is a deficient number, since it is larger than the sum of its proper divisors (20531241073).
84331860431 is a wasteful number, since it uses less digits than its factorization.
84331860431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9553970.
The product of its (nonzero) digits is 165888, while the sum is 41.
The spelling of 84331860431 in words is "eighty-four billion, three hundred thirty-one million, eight hundred sixty thousand, four hundred thirty-one".
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