Base | Representation |
---|---|
bin | 1001010001100001… |
… | …0110011010100100 |
3 | 20102111021012020011 |
4 | 2110120112122210 |
5 | 20044242124421 |
6 | 1051004420004 |
7 | 115455434464 |
oct | 22430263244 |
9 | 6374235204 |
10 | 2489411236 |
11 | 1068231564 |
12 | 595847604 |
13 | 308992900 |
14 | 198895ba4 |
15 | e88384e1 |
hex | 946166a4 |
2489411236 has 81 divisors (see below), whose sum is σ = 5028492483. Its totient is φ = 1077710400.
The previous prime is 2489411231. The next prime is 2489411237. The reversal of 2489411236 is 6321149842.
The square root of 2489411236 is 49894.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 93896100 + 2395515136 = 9690^2 + 48944^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2489411231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 24647586 + ... + 24647686.
Almost surely, 22489411236 is an apocalyptic number.
2489411236 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
2489411236 is the 49894-th square number.
It is an amenable number.
2489411236 is an abundant number, since it is smaller than the sum of its proper divisors (2539081247).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2489411236 is a wasteful number, since it uses less digits than its factorization.
2489411236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 270 (or 135 counting only the distinct ones).
The product of its digits is 82944, while the sum is 40.
The cubic root of 2489411236 is about 1355.2899414491.
Multiplying 2489411236 by its product of digits (82944), we get a square (206481725558784 = 143694722).
The spelling of 2489411236 in words is "two billion, four hundred eighty-nine million, four hundred eleven thousand, two hundred thirty-six".
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