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5443000448 = 2765212
BaseRepresentation
bin1010001000110110…
…11001100010000000
3112001022222001221012
411010123121202000
542121402003243
62300034220052
7251611511654
oct50433314200
915038861835
105443000448
112343482886
12107aa24628
13689877632
14398c5aa64
1521ccb0d18
hex1446d9880

5443000448 has 24 divisors (see below), whose sum is σ = 10845140565. Its totient is φ = 2721082880.

The previous prime is 5443000447. The next prime is 5443000463. The reversal of 5443000448 is 8440003445.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 4136033344 + 1306967104 = 64312^2 + 36152^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=52168.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5443000447) 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, 831428 + ... + 837948.

Almost surely, 25443000448 is an apocalyptic number.

It is an amenable number.

5443000448 is a deficient number, since it is larger than the sum of its proper divisors (5402140117).

5443000448 is an frugal number, since it uses more digits than its factorization.

5443000448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13056 (or 6523 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 5443000448 is about 73776.6931218796. The cubic root of 5443000448 is about 1759.0551540126.

Multiplying 5443000448 by its sum of digits (32), we get a square (174176014336 = 4173442).

5443000448 divided by its sum of digits (32) gives a square (170093764 = 130422).

The spelling of 5443000448 in words is "five billion, four hundred forty-three million, four hundred forty-eight", and thus it is an aban number.

Divisors: 1 2 4 8 16 32 64 128 6521 13042 26084 52168 104336 208672 417344 834688 42523441 85046882 170093764 340187528 680375056 1360750112 2721500224 5443000448