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538043108 = 22134510777
BaseRepresentation
bin100000000100011…
…110001011100100
31101111102102101112
4200010132023210
52100214334413
6125220044152
716222201541
oct4004361344
91344372345
10538043108
11256790829
12130233658
1387615005
1451659bc8
15323802a8
hex2011e2e4

538043108 has 6 divisors (see below), whose sum is σ = 941575446. Its totient is φ = 269021552.

The previous prime is 538043089. The next prime is 538043111. The reversal of 538043108 is 801340835.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 381342784 + 156700324 = 19528^2 + 12518^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67255385 + ... + 67255392.

It is an arithmetic number, because the mean of its divisors is an integer number (156929241).

Almost surely, 2538043108 is an apocalyptic number.

It is an amenable number.

538043108 is a deficient number, since it is larger than the sum of its proper divisors (403532338).

538043108 is a wasteful number, since it uses less digits than its factorization.

538043108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134510781 (or 134510779 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 538043108 is about 23195.7562497971. The cubic root of 538043108 is about 813.3404235848.

The spelling of 538043108 in words is "five hundred thirty-eight million, forty-three thousand, one hundred eight".

Divisors: 1 2 4 134510777 269021554 538043108