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537987934 = 211151161947
BaseRepresentation
bin100000000100010…
…000101101011110
31101111022121201001
4200010100231132
52100211103214
6125214540514
716221551641
oct4004205536
91344277631
10537987934
11256753330
1213020773a
13875c5b73
1451643a58
153236dc74
hex20110b5e

537987934 has 16 divisors (see below), whose sum is σ = 886179456. Its totient is φ = 242919000.

The previous prime is 537987889. The next prime is 537987949. The reversal of 537987934 is 439789735.

It is a happy number.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 77652 + ... + 84295.

It is an arithmetic number, because the mean of its divisors is an integer number (55386216).

Almost surely, 2537987934 is an apocalyptic number.

537987934 is a deficient number, since it is larger than the sum of its proper divisors (348191522).

537987934 is a wasteful number, since it uses less digits than its factorization.

537987934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162111.

The product of its digits is 5715360, while the sum is 55.

The square root of 537987934 is about 23194.5669069289. The cubic root of 537987934 is about 813.3126211170.

The spelling of 537987934 in words is "five hundred thirty-seven million, nine hundred eighty-seven thousand, nine hundred thirty-four".

Divisors: 1 2 11 22 151 302 1661 3322 161947 323894 1781417 3562834 24453997 48907994 268993967 537987934