Base | Representation |
---|---|
bin | 1001000110011101… |
… | …01100011101100001 |
3 | 110121111220122010020 |
4 | 10203032230131201 |
5 | 40001310200420 |
6 | 2124500224053 |
7 | 232036334025 |
oct | 44316543541 |
9 | 13544818106 |
10 | 4886021985 |
11 | 20880396a9 |
12 | b4439b029 |
13 | 5cb362990 |
14 | 344cb2385 |
15 | 1d8e40340 |
hex | 1233ac761 |
4886021985 has 64 divisors (see below), whose sum is σ = 8514229248. Its totient is φ = 2378398464.
The previous prime is 4886021927. The next prime is 4886022019. The reversal of 4886021985 is 5891206884.
It is not a de Polignac number, because 4886021985 - 210 = 4886020961 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11029174 + ... + 11029616.
It is an arithmetic number, because the mean of its divisors is an integer number (133034832).
Almost surely, 24886021985 is an apocalyptic number.
It is an amenable number.
4886021985 is a deficient number, since it is larger than the sum of its proper divisors (3628207263).
4886021985 is a wasteful number, since it uses less digits than its factorization.
4886021985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 974.
The product of its (nonzero) digits is 1105920, while the sum is 51.
The square root of 4886021985 is about 69900.0857295612. The cubic root of 4886021985 is about 1696.8826359522.
The spelling of 4886021985 in words is "four billion, eight hundred eighty-six million, twenty-one thousand, nine hundred eighty-five".
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