Base | Representation |
---|---|
bin | 1110110110111111… |
… | …1011011010000000 |
3 | 101021222120012221200 |
4 | 3231233323122000 |
5 | 31132110424123 |
6 | 1455445021200 |
7 | 200562636255 |
oct | 35557733200 |
9 | 11258505850 |
10 | 3988764288 |
11 | 176760a713 |
12 | 9339b4800 |
13 | 4b74b9572 |
14 | 29ba6b42c |
15 | 1852a6143 |
hex | edbfb680 |
3988764288 has 48 divisors (see below), whose sum is σ = 11478088050. Its totient is φ = 1329587712.
The previous prime is 3988764239. The next prime is 3988764289. The reversal of 3988764288 is 8824678893.
It can be written as a sum of positive squares in only one way, i.e., 2704832064 + 1283932224 = 52008^2 + 35832^2 .
It is a tau number, because it is divible by the number of its divisors (48).
It is not an unprimeable number, because it can be changed into a prime (3988764289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1730083 + ... + 1732386.
Almost surely, 23988764288 is an apocalyptic number.
It is an amenable number.
3988764288 is an abundant number, since it is smaller than the sum of its proper divisors (7489323762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3988764288 is a wasteful number, since it uses less digits than its factorization.
3988764288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3462489 (or 3462474 counting only the distinct ones).
The product of its digits is 37158912, while the sum is 63.
The square root of 3988764288 is about 63156.6646364420. The cubic root of 3988764288 is about 1585.9133597367.
The spelling of 3988764288 in words is "three billion, nine hundred eighty-eight million, seven hundred sixty-four thousand, two hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •