Base | Representation |
---|---|
bin | 11101000111011… |
… | …100001000001000 |
3 | 1021001011211120222 |
4 | 131013130020020 |
5 | 2000023130410 |
6 | 120250005212 |
7 | 15051043403 |
oct | 3507341010 |
9 | 1231154528 |
10 | 488489480 |
11 | 230815416 |
12 | 117716808 |
13 | 7a284b3b |
14 | 48c3ad3a |
15 | 2cd42955 |
hex | 1d1dc208 |
488489480 has 16 divisors (see below), whose sum is σ = 1099101420. Its totient is φ = 195395776.
The previous prime is 488489467. The next prime is 488489483. The reversal of 488489480 is 84984884.
It can be written as a sum of positive squares in 2 ways, for example, as 439405444 + 49084036 = 20962^2 + 7006^2 .
It is not an unprimeable number, because it can be changed into a prime (488489483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6106079 + ... + 6106158.
Almost surely, 2488489480 is an apocalyptic number.
488489480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
488489480 is an abundant number, since it is smaller than the sum of its proper divisors (610611940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
488489480 is a wasteful number, since it uses less digits than its factorization.
488489480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12212248 (or 12212244 counting only the distinct ones).
The product of its (nonzero) digits is 2359296, while the sum is 53.
The square root of 488489480 is about 22101.7981168954. The cubic root of 488489480 is about 787.5625777097.
The spelling of 488489480 in words is "four hundred eighty-eight million, four hundred eighty-nine thousand, four hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.152 sec. • engine limits •