Base | Representation |
---|---|
bin | 11101000010001… |
… | …011110111010100 |
3 | 1020221120212020200 |
4 | 131002023313110 |
5 | 1444200042043 |
6 | 120200300500 |
7 | 15033246015 |
oct | 3502136724 |
9 | 1227525220 |
10 | 487112148 |
11 | 22aa64626 |
12 | 117171730 |
13 | 79bc1c53 |
14 | 4899d00c |
15 | 2cb6e7d3 |
hex | 1d08bdd4 |
487112148 has 18 divisors (see below), whose sum is σ = 1231311354. Its totient is φ = 162370704.
The previous prime is 487112117. The next prime is 487112167. The reversal of 487112148 is 841211784.
It can be written as a sum of positive squares in only one way, i.e., 446815044 + 40297104 = 21138^2 + 6348^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 13530893 = 487112148 / (4 + 8 + 7 + 1 + 1 + 2 + 1 + 4 + 8).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6765411 + ... + 6765482.
Almost surely, 2487112148 is an apocalyptic number.
It is an amenable number.
487112148 is an abundant number, since it is smaller than the sum of its proper divisors (744199206).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487112148 is a wasteful number, since it uses less digits than its factorization.
487112148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13530903 (or 13530898 counting only the distinct ones).
The product of its digits is 14336, while the sum is 36.
The square root of 487112148 is about 22070.6172999307. The cubic root of 487112148 is about 786.8216840763.
The spelling of 487112148 in words is "four hundred eighty-seven million, one hundred twelve thousand, one hundred forty-eight".
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