Base | Representation |
---|---|
bin | 110010101010101011… |
… | …110000000100010000 |
3 | 12012102110020002002012 |
4 | 302222223300010100 |
5 | 1342404210001334 |
6 | 40554213242052 |
7 | 3634106412200 |
oct | 625253600420 |
9 | 165373202065 |
10 | 54403203344 |
11 | 2108820a986 |
12 | a663633328 |
13 | 5190084aa9 |
14 | 28c1440400 |
15 | 16362129ce |
hex | caaaf0110 |
54403203344 has 120 divisors (see below), whose sum is σ = 129965041080. Its totient is φ = 21921005568.
The previous prime is 54403203343. The next prime is 54403203377. The reversal of 54403203344 is 44330230445.
It can be written as a sum of positive squares in 4 ways, for example, as 15366400 + 54387836944 = 3920^2 + 233212^2 .
It is a super-2 number, since 2×544032033442 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 54403203344.
It is not an unprimeable number, because it can be changed into a prime (54403203343) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18777704 + ... + 18780600.
It is an arithmetic number, because the mean of its divisors is an integer number (1083042009).
Almost surely, 254403203344 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54403203344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64982520540).
54403203344 is an abundant number, since it is smaller than the sum of its proper divisors (75561837736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54403203344 is a wasteful number, since it uses less digits than its factorization.
54403203344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4345 (or 4332 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 32.
Adding to 54403203344 its reverse (44330230445), we get a palindrome (98733433789).
The spelling of 54403203344 in words is "fifty-four billion, four hundred three million, two hundred three thousand, three hundred forty-four".
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