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84268485925 = 5213416324089
BaseRepresentation
bin100111001111011001…
…0110000110100100101
322001111211000121220021
41032132302300310211
52340040213022200
6102413514035141
76042152211661
oct1163662606445
9261454017807
1084268485925
11328133aa7a8
12143b9418ab1
137c3c56c130
144115a1b8a1
1522d30ca41a
hex139ecb0d25

84268485925 has 24 divisors (see below), whose sum is σ = 115275512520. Its totient is φ = 60711244800.

The previous prime is 84268485919. The next prime is 84268485979. The reversal of 84268485925 is 52958486248.

It can be written as a sum of positive squares in 12 ways, for example, as 52663824196 + 31604661729 = 229486^2 + 177777^2 .

It is not a de Polignac number, because 84268485925 - 211 = 84268483877 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 (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3148720 + ... + 3175369.

It is an arithmetic number, because the mean of its divisors is an integer number (4803146355).

Almost surely, 284268485925 is an apocalyptic number.

It is an amenable number.

84268485925 is a deficient number, since it is larger than the sum of its proper divisors (31007026595).

84268485925 is a wasteful number, since it uses less digits than its factorization.

84268485925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6324153 (or 6324148 counting only the distinct ones).

The product of its digits is 44236800, while the sum is 61.

The spelling of 84268485925 in words is "eighty-four billion, two hundred sixty-eight million, four hundred eighty-five thousand, nine hundred twenty-five".

Divisors: 1 5 13 25 41 65 205 325 533 1025 2665 13325 6324089 31620445 82213157 158102225 259287649 411065785 1296438245 2055328925 3370739437 6482191225 16853697185 84268485925