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426667085 = 51317936671
BaseRepresentation
bin11001011011100…
…110110001001101
31002201211221012122
4121123212301031
51333211321320
6110200542325
713400416235
oct3133466115
91081757178
10426667085
111a992a329
12baa819a5
136a51a540
1440946cc5
15276ced25
hex196e6c4d

426667085 has 16 divisors (see below), whose sum is σ = 554480640. Its totient is φ = 313308480.

The previous prime is 426667079. The next prime is 426667117. The reversal of 426667085 is 580766624.

It is not a de Polignac number, because 426667085 - 210 = 426666061 is a prime.

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, 6701 + ... + 29970.

It is an arithmetic number, because the mean of its divisors is an integer number (34655040).

Almost surely, 2426667085 is an apocalyptic number.

It is an amenable number.

426667085 is a deficient number, since it is larger than the sum of its proper divisors (127813555).

426667085 is a wasteful number, since it uses less digits than its factorization.

426667085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36868.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 426667085 is about 20655.9213060081. The cubic root of 426667085 is about 752.8290691465.

The spelling of 426667085 in words is "four hundred twenty-six million, six hundred sixty-seven thousand, eighty-five".

Divisors: 1 5 13 65 179 895 2327 11635 36671 183355 476723 2383615 6564109 32820545 85333417 426667085