Base | Representation |
---|---|
bin | 1100001010110… |
… | …01111111011011 |
3 | 21010002020002100 |
4 | 12011121333123 |
5 | 202113033400 |
6 | 14043534443 |
7 | 2346445500 |
oct | 605317733 |
9 | 233066070 |
10 | 102080475 |
11 | 52692632 |
12 | 2a22a423 |
13 | 181c1763 |
14 | d7b34a7 |
15 | 8e66100 |
hex | 6159fdb |
102080475 has 108 divisors (see below), whose sum is σ = 218316384. Its totient is φ = 45440640.
The previous prime is 102080453. The next prime is 102080479. The reversal of 102080475 is 574080201.
It is not a de Polignac number, because 102080475 - 28 = 102080219 is a prime.
It is not an unprimeable number, because it can be changed into a prime (102080479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 518077 + ... + 518273.
It is an arithmetic number, because the mean of its divisors is an integer number (2021448).
Almost surely, 2102080475 is an apocalyptic number.
102080475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
102080475 is an abundant number, since it is smaller than the sum of its proper divisors (116235909).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102080475 is a wasteful number, since it uses less digits than its factorization.
102080475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274 (or 259 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 102080475 is about 10103.4882590123. The cubic root of 102080475 is about 467.3557181989.
The spelling of 102080475 in words is "one hundred two million, eighty thousand, four hundred seventy-five".
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