Base | Representation |
---|---|
bin | 1010000100011000… |
… | …10011000000101000 |
3 | 111221201101012100120 |
4 | 11002030103000220 |
5 | 42032301042034 |
6 | 2252214203240 |
7 | 250644611511 |
oct | 50214230050 |
9 | 14851335316 |
10 | 5405487144 |
11 | 2324290552 |
12 | 106a353520 |
13 | 681b71905 |
14 | 393c93a08 |
15 | 219850c49 |
hex | 142313028 |
5405487144 has 32 divisors (see below), whose sum is σ = 14308643520. Its totient is φ = 1695838976.
The previous prime is 5405487107. The next prime is 5405487167. The reversal of 5405487144 is 4417845045.
It is a junction number, because it is equal to n+sod(n) for n = 5405487096 and 5405487105.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6623964 + ... + 6624779.
It is an arithmetic number, because the mean of its divisors is an integer number (447145110).
Almost surely, 25405487144 is an apocalyptic number.
It is an amenable number.
5405487144 is an abundant number, since it is smaller than the sum of its proper divisors (8903156376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5405487144 is a wasteful number, since it uses less digits than its factorization.
5405487144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13248769 (or 13248765 counting only the distinct ones).
The product of its (nonzero) digits is 358400, while the sum is 42.
The square root of 5405487144 is about 73522.0180898212. The cubic root of 5405487144 is about 1755.0046827417.
The spelling of 5405487144 in words is "five billion, four hundred five million, four hundred eighty-seven thousand, one hundred forty-four".
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