Base | Representation |
---|---|
bin | 11101000101010… |
… | …000111101011001 |
3 | 1021000002212122201 |
4 | 131011100331121 |
5 | 1444401410244 |
6 | 120225450201 |
7 | 15043150453 |
oct | 3505207531 |
9 | 1230085581 |
10 | 487919449 |
11 | 230466116 |
12 | 1174a0961 |
13 | 7a115544 |
14 | 48b2d2d3 |
15 | 2cc7dad4 |
hex | 1d150f59 |
487919449 has 8 divisors (see below), whose sum is σ = 519372000. Its totient is φ = 457044192.
The previous prime is 487919429. The next prime is 487919483. The reversal of 487919449 is 944919784.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 487919449 - 25 = 487919417 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 487919449.
It is not an unprimeable number, because it can be changed into a prime (487919429) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142579 + ... + 145960.
It is an arithmetic number, because the mean of its divisors is an integer number (64921500).
Almost surely, 2487919449 is an apocalyptic number.
It is an amenable number.
487919449 is a deficient number, since it is larger than the sum of its proper divisors (31452551).
487919449 is a wasteful number, since it uses less digits than its factorization.
487919449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 288647.
The product of its digits is 2612736, while the sum is 55.
The square root of 487919449 is about 22088.8987729131. The cubic root of 487919449 is about 787.2561160968.
The spelling of 487919449 in words is "four hundred eighty-seven million, nine hundred nineteen thousand, four hundred forty-nine".
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