Base | Representation |
---|---|
bin | 1100001010111… |
… | …11000100000111 |
3 | 21010010021120222 |
4 | 12011133010013 |
5 | 202114220010 |
6 | 14044214555 |
7 | 2346563204 |
oct | 605370407 |
9 | 233107528 |
10 | 102101255 |
11 | 526a7203 |
12 | 2a23a45b |
13 | 181cb059 |
14 | d7bacab |
15 | 8e6c355 |
hex | 615f107 |
102101255 has 8 divisors (see below), whose sum is σ = 127848672. Its totient is φ = 78129568.
The previous prime is 102101243. The next prime is 102101297. The reversal of 102101255 is 552101201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102101255 - 24 = 102101239 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 443804 + ... + 444033.
It is an arithmetic number, because the mean of its divisors is an integer number (15981084).
Almost surely, 2102101255 is an apocalyptic number.
102101255 is a deficient number, since it is larger than the sum of its proper divisors (25747417).
102101255 is an equidigital number, since it uses as much as digits as its factorization.
102101255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 887865.
The product of its (nonzero) digits is 100, while the sum is 17.
The square root of 102101255 is about 10104.5165643884. The cubic root of 102101255 is about 467.3874284514.
Adding to 102101255 its reverse (552101201), we get a palindrome (654202456).
The spelling of 102101255 in words is "one hundred two million, one hundred one thousand, two hundred fifty-five".
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