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67889094 = 23713124339
BaseRepresentation
bin1000000101111…
…10011111000110
311201202010022220
410002332133012
5114334422334
610423033210
71453022250
oct402763706
9151663286
1067889094
113535a099
121a89b806
13110aca80
149032cd0
155e60449
hex40be7c6

67889094 has 32 divisors (see below), whose sum is σ = 167112960. Its totient is φ = 17904672.

The previous prime is 67889089. The next prime is 67889113. The reversal of 67889094 is 49098876.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61624 + ... + 62715.

It is an arithmetic number, because the mean of its divisors is an integer number (5222280).

Almost surely, 267889094 is an apocalyptic number.

67889094 is an abundant number, since it is smaller than the sum of its proper divisors (99223866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67889094 is a wasteful number, since it uses less digits than its factorization.

67889094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124364.

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 67889094 is about 8239.4838430572. The cubic root of 67889094 is about 407.9434874630.

The spelling of 67889094 in words is "sixty-seven million, eight hundred eighty-nine thousand, ninety-four".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 124339 248678 373017 746034 870373 1616407 1740746 2611119 3232814 4849221 5222238 9698442 11314849 22629698 33944547 67889094