Base | Representation |
---|---|
bin | 101010100011000110010001… |
… | …110011100110110110011000 |
3 | 220112120102220211101102001220 |
4 | 222203012101303212312120 |
5 | 144011413441321003331 |
6 | 1501554140045412040 |
7 | 54262454532252021 |
oct | 5243062163466630 |
9 | 815512824342056 |
10 | 187129876344216 |
11 | 54697375804323 |
12 | 18ba3034b6a020 |
13 | 805536b9a13b0 |
14 | 342d1c48b9c48 |
15 | 1697a26992296 |
hex | aa3191ce6d98 |
187129876344216 has 256 divisors, whose sum is σ = 515724978585600. Its totient is φ = 56222629618176.
The previous prime is 187129876344197. The next prime is 187129876344223. The reversal of 187129876344216 is 612443678921781.
It is a hoax number, since the sum of its digits (69) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33184937125 + ... + 33184942763.
It is an arithmetic number, because the mean of its divisors is an integer number (2014550697600).
Almost surely, 2187129876344216 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 187129876344216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257862489292800).
187129876344216 is an abundant number, since it is smaller than the sum of its proper divisors (328595102241384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
187129876344216 is a wasteful number, since it uses less digits than its factorization.
187129876344216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10558 (or 10554 counting only the distinct ones).
The product of its digits is 195084288, while the sum is 69.
The spelling of 187129876344216 in words is "one hundred eighty-seven trillion, one hundred twenty-nine billion, eight hundred seventy-six million, three hundred forty-four thousand, two hundred sixteen".
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