Base | Representation |
---|---|
bin | 101100010001010… |
… | …0011001011110010 |
3 | 10211112010210002102 |
4 | 1120202203023302 |
5 | 11020233431033 |
6 | 403222220402 |
7 | 51545063621 |
oct | 13042431362 |
9 | 3745123072 |
10 | 1485452018 |
11 | 6a25540a6 |
12 | 355584702 |
13 | 1a899a5bb |
14 | 1013d76b8 |
15 | 8a623de8 |
hex | 588a32f2 |
1485452018 has 6 divisors (see below), whose sum is σ = 2228259789. Its totient is φ = 742698756.
The previous prime is 1485452011. The next prime is 1485452029. The reversal of 1485452018 is 8102545841.
It can be written as a sum of positive squares in 2 ways, for example, as 1485100369 + 351649 = 38537^2 + 593^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=27253.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1485452011) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 40880 + ... + 68132.
Almost surely, 21485452018 is an apocalyptic number.
1485452018 is a deficient number, since it is larger than the sum of its proper divisors (742807771).
1485452018 is an frugal number, since it uses more digits than its factorization.
1485452018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54508 (or 27255 counting only the distinct ones).
The product of its (nonzero) digits is 51200, while the sum is 38.
The square root of 1485452018 is about 38541.5622153540. The cubic root of 1485452018 is about 1141.0014842607.
Multiplying 1485452018 by its product of nonzero digits (51200), we get a square (76055143321600 = 87209602).
Adding to 1485452018 its reverse (8102545841), we get a palindrome (9587997859).
The spelling of 1485452018 in words is "one billion, four hundred eighty-five million, four hundred fifty-two thousand, eighteen".
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