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538088379 = 31910139319
BaseRepresentation
bin100000000100101…
…001001110111011
31101111111201111020
4200010221032323
52100222312004
6125221033523
716222450533
oct4004511673
91344451436
10538088379
11256811844
121302558a3
138762c7ba
145166c4c3
153238d8d9
hex201293bb

538088379 has 16 divisors (see below), whose sum is σ = 756038400. Its totient is φ = 339473376.

The previous prime is 538088363. The next prime is 538088407. The reversal of 538088379 is 973880835.

It is a happy number.

It is not a de Polignac number, because 538088379 - 24 = 538088363 is a prime.

It is a super-2 number, since 2×5380883792 = 579078207229695282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (538088479) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 53082 + ... + 62400.

It is an arithmetic number, because the mean of its divisors is an integer number (47252400).

Almost surely, 2538088379 is an apocalyptic number.

538088379 is a deficient number, since it is larger than the sum of its proper divisors (217950021).

538088379 is a wasteful number, since it uses less digits than its factorization.

538088379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10354.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The square root of 538088379 is about 23196.7320758766. The cubic root of 538088379 is about 813.3632344594.

The spelling of 538088379 in words is "five hundred thirty-eight million, eighty-eight thousand, three hundred seventy-nine".

Divisors: 1 3 19 57 1013 3039 9319 19247 27957 57741 177061 531183 9440147 28320441 179362793 538088379