Base | Representation |
---|---|
bin | 101000010110000… |
… | …010100001001101 |
3 | 1202011122100202202 |
4 | 220112002201031 |
5 | 2341234204000 |
6 | 151055331245 |
7 | 22526160425 |
oct | 5026024115 |
9 | 1664570682 |
10 | 676866125 |
11 | 3180895a1 |
12 | 16a820b25 |
13 | aa2cc700 |
14 | 65c75485 |
15 | 3e652dd5 |
hex | 2858284d |
676866125 has 36 divisors (see below), whose sum is σ = 919845108. Its totient is φ = 497047200.
The previous prime is 676866109. The next prime is 676866137. The reversal of 676866125 is 521668676.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 6 ways, for example, as 476898244 + 199967881 = 21838^2 + 14141^2 .
It is not a de Polignac number, because 676866125 - 24 = 676866109 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 676866125.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3781286 + ... + 3781464.
It is an arithmetic number, because the mean of its divisors is an integer number (25551253).
Almost surely, 2676866125 is an apocalyptic number.
676866125 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
676866125 is a deficient number, since it is larger than the sum of its proper divisors (242978983).
676866125 is an equidigital number, since it uses as much as digits as its factorization.
676866125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399 (or 197 counting only the distinct ones).
The product of its digits is 725760, while the sum is 47.
The square root of 676866125 is about 26016.6509182101. The cubic root of 676866125 is about 878.0129602541.
The spelling of 676866125 in words is "six hundred seventy-six million, eight hundred sixty-six thousand, one hundred twenty-five".
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