Base | Representation |
---|---|
bin | 101011111110001… |
… | …0110110011100010 |
3 | 10210211022002222002 |
4 | 1113330112303202 |
5 | 11010203033332 |
6 | 402223444002 |
7 | 51364013612 |
oct | 12774266342 |
9 | 3724262862 |
10 | 1475439842 |
11 | 697935878 |
12 | 352156602 |
13 | 1a68a3336 |
14 | ddd4ca42 |
15 | 897e7562 |
hex | 57f16ce2 |
1475439842 has 18 divisors (see below), whose sum is σ = 2240295363. Its totient is φ = 728783952.
The previous prime is 1475439841. The next prime is 1475439863. The reversal of 1475439842 is 2489345741.
It can be written as a sum of positive squares in 5 ways, for example, as 1112956321 + 362483521 = 33361^2 + 19039^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=27161.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1475439841) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8528468 + ... + 8528640.
Almost surely, 21475439842 is an apocalyptic number.
1475439842 is a deficient number, since it is larger than the sum of its proper divisors (764855521).
1475439842 is an frugal number, since it uses more digits than its factorization.
1475439842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 662 (or 332 counting only the distinct ones).
The product of its digits is 967680, while the sum is 47.
The square root of 1475439842 is about 38411.4545676156. The cubic root of 1475439842 is about 1138.4321943788.
The spelling of 1475439842 in words is "one billion, four hundred seventy-five million, four hundred thirty-nine thousand, eight hundred forty-two".
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