Base | Representation |
---|---|
bin | 11101001011101… |
… | …110110101100000 |
3 | 1021010022000002100 |
4 | 131023232311200 |
5 | 2000320132223 |
6 | 120330050400 |
7 | 15063441033 |
oct | 3513566540 |
9 | 1233260070 |
10 | 489614688 |
11 | 231413842 |
12 | 117b79a00 |
13 | 7a58a044 |
14 | 4905101a |
15 | 2ceb6043 |
hex | 1d2eed60 |
489614688 has 72 divisors (see below), whose sum is σ = 1474258968. Its totient is φ = 153603072.
The previous prime is 489614687. The next prime is 489614693. The reversal of 489614688 is 886416984.
It is a tau number, because it is divible by the number of its divisors (72).
It is a nude number because it is divisible by every one of its digits.
489614688 is a modest number, since divided by 14688 gives 4896 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489614687) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45106 + ... + 54897.
It is an arithmetic number, because the mean of its divisors is an integer number (20475819).
Almost surely, 2489614688 is an apocalyptic number.
489614688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
489614688 is an abundant number, since it is smaller than the sum of its proper divisors (984644280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489614688 is a wasteful number, since it uses less digits than its factorization.
489614688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100036 (or 100025 counting only the distinct ones).
The product of its digits is 2654208, while the sum is 54.
The square root of 489614688 is about 22127.2385986142. The cubic root of 489614688 is about 788.1668160151.
The spelling of 489614688 in words is "four hundred eighty-nine million, six hundred fourteen thousand, six hundred eighty-eight".
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