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54100153444 = 2269171955333
BaseRepresentation
bin110010011000100111…
…101101010001100100
312011122022222112202211
4302120213231101210
51341244114402234
640504150013204
73623436500611
oct623047552144
9164568875684
1054100153444
1120a42143017
12a59a047204
135142359a1c
1428930b5508
151619800164
hexc989ed464

54100153444 has 12 divisors (see below), whose sum is σ = 94689004284. Its totient is φ = 27046152224.

The previous prime is 54100153441. The next prime is 54100153453. The reversal of 54100153444 is 44435100145.

It can be written as a sum of positive squares in 2 ways, for example, as 45689062500 + 8411090944 = 213750^2 + 91712^2 .

It is a super-2 number, since 2×541001534442 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54100153441) 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 3 ways as a sum of consecutive naturals, for example, 949999 + ... + 1005334.

It is an arithmetic number, because the mean of its divisors is an integer number (7890750357).

Almost surely, 254100153444 is an apocalyptic number.

It is an amenable number.

54100153444 is a deficient number, since it is larger than the sum of its proper divisors (40588850840).

54100153444 is a wasteful number, since it uses less digits than its factorization.

54100153444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962254 (or 1962252 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 54100153444 its reverse (44435100145), we get a palindrome (98535253589).

The spelling of 54100153444 in words is "fifty-four billion, one hundred million, one hundred fifty-three thousand, four hundred forty-four".

Divisors: 1 2 4 6917 13834 27668 1955333 3910666 7821332 13525038361 27050076722 54100153444