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5421132554 = 219844716889
BaseRepresentation
bin1010000110001111…
…11110101100001010
3111222210211001211012
411003013332230022
542100302220204
62253533403522
7251224603115
oct50307765412
914883731735
105421132554
1123320a7142
1210736395a2
1368518bc56
14395da757c
1521ade176e
hex1431feb0a

5421132554 has 16 divisors (see below), whose sum is σ = 8561203200. Its totient is φ = 2567448864.

The previous prime is 5421132523. The next prime is 5421132559. The reversal of 5421132554 is 4552311245.

It is a self number, because there is not a number n which added to its sum of digits gives 5421132554.

It is not an unprimeable number, because it can be changed into a prime (5421132559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312542 + ... + 329430.

It is an arithmetic number, because the mean of its divisors is an integer number (535075200).

Almost surely, 25421132554 is an apocalyptic number.

5421132554 is a deficient number, since it is larger than the sum of its proper divisors (3140070646).

5421132554 is a wasteful number, since it uses less digits than its factorization.

5421132554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25357.

The product of its digits is 24000, while the sum is 32.

The square root of 5421132554 is about 73628.3406984023. The cubic root of 5421132554 is about 1756.6962551961.

Adding to 5421132554 its reverse (4552311245), we get a palindrome (9973443799).

The spelling of 5421132554 in words is "five billion, four hundred twenty-one million, one hundred thirty-two thousand, five hundred fifty-four".

Divisors: 1 2 19 38 8447 16889 16894 33778 160493 320891 320986 641782 142661383 285322766 2710566277 5421132554