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538506835 = 5195668493
BaseRepresentation
bin100000000110001…
…111011001010011
31101112021222111121
4200012033121103
52100324204320
6125234023111
716226142526
oct4006173123
91345258447
10538506835
11256a78179
12130417a97
13877480c9
145173abbd
15324228aa
hex2018f653

538506835 has 8 divisors (see below), whose sum is σ = 680219280. Its totient is φ = 408131424.

The previous prime is 538506827. The next prime is 538506847. The reversal of 538506835 is 538605835.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 538506835 - 23 = 538506827 is a prime.

It is a super-2 number, since 2×5385068352 = 579979222683434450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 538506791 and 538506800.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2834152 + ... + 2834341.

It is an arithmetic number, because the mean of its divisors is an integer number (85027410).

Almost surely, 2538506835 is an apocalyptic number.

538506835 is a deficient number, since it is larger than the sum of its proper divisors (141712445).

538506835 is a wasteful number, since it uses less digits than its factorization.

538506835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668517.

The product of its (nonzero) digits is 432000, while the sum is 43.

The square root of 538506835 is about 23205.7500417461. The cubic root of 538506835 is about 813.5740229646.

The spelling of 538506835 in words is "five hundred thirty-eight million, five hundred six thousand, eight hundred thirty-five".

Divisors: 1 5 19 95 5668493 28342465 107701367 538506835