Base | Representation |
---|---|
bin | 1100001010111… |
… | …11101000111001 |
3 | 21010010101211011 |
4 | 12011133220321 |
5 | 202114303414 |
6 | 14044233521 |
7 | 2346603106 |
oct | 605375071 |
9 | 233111734 |
10 | 102103609 |
11 | 526a8a53 |
12 | 2a23b8a1 |
13 | 181cc14a |
14 | d7bbaad |
15 | 8e6cdc4 |
hex | 615fa39 |
102103609 has 8 divisors (see below), whose sum is σ = 106342848. Its totient is φ = 97942320.
The previous prime is 102103583. The next prime is 102103613. The reversal of 102103609 is 906301201.
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 102103609 - 29 = 102103097 is a prime.
It is a super-3 number, since 3×1021036093 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102103609.
It is not an unprimeable number, because it can be changed into a prime (102103619) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16807 + ... + 22060.
It is an arithmetic number, because the mean of its divisors is an integer number (13292856).
Almost surely, 2102103609 is an apocalyptic number.
It is an amenable number.
102103609 is a deficient number, since it is larger than the sum of its proper divisors (4239239).
102103609 is an equidigital number, since it uses as much as digits as its factorization.
102103609 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38975.
The product of its (nonzero) digits is 324, while the sum is 22.
The square root of 102103609 is about 10104.6330462813. The cubic root of 102103609 is about 467.3910203810.
The spelling of 102103609 in words is "one hundred two million, one hundred three thousand, six hundred nine".
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