Base | Representation |
---|---|
bin | 1010001001001100… |
… | …11001111000000101 |
3 | 112001112101122101221 |
4 | 11010212121320011 |
5 | 42123121313240 |
6 | 2300220120341 |
7 | 251645156020 |
oct | 50446317005 |
9 | 15045348357 |
10 | 5445885445 |
11 | 2345073380 |
12 | 107b9960b1 |
13 | 68a347830 |
14 | 3993ac1b7 |
15 | 21d180a4a |
hex | 144999e05 |
5445885445 has 32 divisors (see below), whose sum is σ = 8774357760. Its totient is φ = 3133693440.
The previous prime is 5445885433. The next prime is 5445885449.
5445885445 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 5445885445 - 221 = 5443788293 is a prime.
It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 5445885392 and 5445885401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5445885449) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 539040 + ... + 549049.
It is an arithmetic number, because the mean of its divisors is an integer number (274198680).
Almost surely, 25445885445 is an apocalyptic number.
5445885445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
5445885445 is a deficient number, since it is larger than the sum of its proper divisors (3328472315).
5445885445 is a wasteful number, since it uses less digits than its factorization.
5445885445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1088125.
The product of its digits is 10240000, while the sum is 52.
The square root of 5445885445 is about 73796.2427566607. The cubic root of 5445885445 is about 1759.3658878030.
The spelling of 5445885445 in words is "five billion, four hundred forty-five million, eight hundred eighty-five thousand, four hundred forty-five".
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