Base | Representation |
---|---|
bin | 100000101110001… |
… | …101101001000000 |
3 | 1102021000100101220 |
4 | 200232031221000 |
5 | 2111020013113 |
6 | 130250355040 |
7 | 16414204356 |
oct | 4056155100 |
9 | 1367010356 |
10 | 548985408 |
11 | 261984954 |
12 | 133a2ba80 |
13 | 8997674a |
14 | 52ca77d6 |
15 | 332e2523 |
hex | 20b8da40 |
548985408 has 56 divisors (see below), whose sum is σ = 1487972640. Its totient is φ = 178529280.
The previous prime is 548985407. The next prime is 548985433. The reversal of 548985408 is 804589845.
It is not an unprimeable number, because it can be changed into a prime (548985401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26998 + ... + 42741.
It is an arithmetic number, because the mean of its divisors is an integer number (26570940).
Almost surely, 2548985408 is an apocalyptic number.
It is an amenable number.
548985408 is an abundant number, since it is smaller than the sum of its proper divisors (938987232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
548985408 is a wasteful number, since it uses less digits than its factorization.
548985408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69795 (or 69785 counting only the distinct ones).
The product of its (nonzero) digits is 1843200, while the sum is 51.
The square root of 548985408 is about 23430.4376399588. The cubic root of 548985408 is about 818.8171563663.
It can be divided in two parts, 54898 and 5408, that added together give a palindrome (60306).
The spelling of 548985408 in words is "five hundred forty-eight million, nine hundred eighty-five thousand, four hundred eight".
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