Base | Representation |
---|---|
bin | 1010000111110… |
… | …00001100011101 |
3 | 12220202111120220 |
4 | 11003320030131 |
5 | 133213341220 |
6 | 12231431553 |
7 | 2050442460 |
oct | 503701435 |
9 | 186674526 |
10 | 84902685 |
11 | 43a1a70a |
12 | 245255b9 |
13 | 14788a9a |
14 | b3c12d7 |
15 | 76c1540 |
hex | 50f831d |
84902685 has 16 divisors (see below), whose sum is σ = 155250816. Its totient is φ = 38812608.
The previous prime is 84902651. The next prime is 84902687. The reversal of 84902685 is 58620948.
It is not a de Polignac number, because 84902685 - 28 = 84902429 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84902687) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404194 + ... + 404403.
It is an arithmetic number, because the mean of its divisors is an integer number (9703176).
Almost surely, 284902685 is an apocalyptic number.
It is an amenable number.
84902685 is a deficient number, since it is larger than the sum of its proper divisors (70348131).
84902685 is a wasteful number, since it uses less digits than its factorization.
84902685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 808612.
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 84902685 is about 9214.2652989807. The cubic root of 84902685 is about 439.5151080498.
It can be divided in two parts, 8490 and 2685, that added together give a triangular number (11175 = T149).
The spelling of 84902685 in words is "eighty-four million, nine hundred two thousand, six hundred eighty-five".
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