Base | Representation |
---|---|
bin | 1001010001100101… |
… | …0101011100110011 |
3 | 20102111202022101210 |
4 | 2110121111130303 |
5 | 20044323410202 |
6 | 1051014131203 |
7 | 115460561310 |
oct | 22431253463 |
9 | 6374668353 |
10 | 2489669427 |
11 | 1068398543 |
12 | 595950b03 |
13 | 308a5329b |
14 | 198921d07 |
15 | e8889c6c |
hex | 94655733 |
2489669427 has 96 divisors (see below), whose sum is σ = 4250357760. Its totient is φ = 1265544000.
The previous prime is 2489669417. The next prime is 2489669447. The reversal of 2489669427 is 7249669842.
2489669427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2489669427 - 212 = 2489665331 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is not an unprimeable number, because it can be changed into a prime (2489669417) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16487802 + ... + 16487952.
It is an arithmetic number, because the mean of its divisors is an integer number (44274560).
Almost surely, 22489669427 is an apocalyptic number.
2489669427 is a deficient number, since it is larger than the sum of its proper divisors (1760688333).
2489669427 is a wasteful number, since it uses less digits than its factorization.
2489669427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285 (or 254 counting only the distinct ones).
The product of its digits is 10450944, while the sum is 57.
The square root of 2489669427 is about 49896.5873281931. The cubic root of 2489669427 is about 1355.3367947724.
The spelling of 2489669427 in words is "two billion, four hundred eighty-nine million, six hundred sixty-nine thousand, four hundred twenty-seven".
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