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808125417 = 3511302329
BaseRepresentation
bin110000001010110…
…000001111101001
32002022122000200000
4300022300033221
53123340003132
6212104533213
726011644531
oct6012601751
92068560600
10808125417
11385190650
121a6781209
13cb569428
14794824c1
154ae2e87c
hex302b03e9

808125417 has 24 divisors (see below), whose sum is σ = 1320577440. Its totient is φ = 489771360.

The previous prime is 808125389. The next prime is 808125467. The reversal of 808125417 is 714521808.

It is not a de Polignac number, because 808125417 - 216 = 808059881 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (808125467) 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 23 ways as a sum of consecutive naturals, for example, 148492 + ... + 153837.

It is an arithmetic number, because the mean of its divisors is an integer number (55024060).

Almost surely, 2808125417 is an apocalyptic number.

It is an amenable number.

808125417 is a deficient number, since it is larger than the sum of its proper divisors (512452023).

808125417 is a wasteful number, since it uses less digits than its factorization.

808125417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302355 (or 302343 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The square root of 808125417 is about 28427.5467988358. The cubic root of 808125417 is about 931.4500895100.

The spelling of 808125417 in words is "eight hundred eight million, one hundred twenty-five thousand, four hundred seventeen".

Divisors: 1 3 9 11 27 33 81 99 243 297 891 2673 302329 906987 2720961 3325619 8162883 9976857 24488649 29930571 73465947 89791713 269375139 808125417