Base | Representation |
---|---|
bin | 100000010000… |
… | …000101011010 |
3 | 120220112101021 |
4 | 200100011122 |
5 | 4131020430 |
6 | 501113054 |
7 | 131601442 |
oct | 40200532 |
9 | 16815337 |
10 | 8454490 |
11 | 4854a90 |
12 | 29b878a |
13 | 19a0275 |
14 | 11a1122 |
15 | b2007a |
hex | 81015a |
8454490 has 32 divisors (see below), whose sum is σ = 16744320. Its totient is φ = 3048000.
The previous prime is 8454461. The next prime is 8454493. The reversal of 8454490 is 944548.
It is not an unprimeable number, because it can be changed into a prime (8454493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16356 + ... + 16864.
It is an arithmetic number, because the mean of its divisors is an integer number (523260).
Almost surely, 28454490 is an apocalyptic number.
8454490 is a deficient number, since it is larger than the sum of its proper divisors (8289830).
8454490 is a wasteful number, since it uses less digits than its factorization.
8454490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 678.
The product of its (nonzero) digits is 23040, while the sum is 34.
The square root of 8454490 is about 2907.6605716624. The cubic root of 8454490 is about 203.7178754226.
It can be divided in two parts, 845 and 4490, that added together give a palindrome (5335).
The spelling of 8454490 in words is "eight million, four hundred fifty-four thousand, four hundred ninety".
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