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67934375 = 5521739
BaseRepresentation
bin1000000110010…
…01100010100111
311201211102102222
410003021202213
5114342400000
610424022555
71453301255
oct403114247
9151742388
1067934375
1135390113
121a901a5b
13110c7572
1490455d5
155e6da85
hex40c98a7

67934375 has 12 divisors (see below), whose sum is σ = 84916440. Its totient is φ = 54345000.

The previous prime is 67934351. The next prime is 67934389. The reversal of 67934375 is 57343976.

It is not a de Polignac number, because 67934375 - 214 = 67917991 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 7745 + ... + 13994.

It is an arithmetic number, because the mean of its divisors is an integer number (7076370).

Almost surely, 267934375 is an apocalyptic number.

67934375 is a deficient number, since it is larger than the sum of its proper divisors (16982065).

67934375 is an frugal number, since it uses more digits than its factorization.

67934375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21764 (or 21744 counting only the distinct ones).

The product of its digits is 476280, while the sum is 44.

The square root of 67934375 is about 8242.2311906425. The cubic root of 67934375 is about 408.0341646868.

The spelling of 67934375 in words is "sixty-seven million, nine hundred thirty-four thousand, three hundred seventy-five".

Divisors: 1 5 25 125 625 3125 21739 108695 543475 2717375 13586875 67934375