Base | Representation |
---|---|
bin | 1100001011010… |
… | …10001001100111 |
3 | 21010012120212202 |
4 | 12011222021213 |
5 | 202122143123 |
6 | 14045205115 |
7 | 2350142453 |
oct | 605521147 |
9 | 233176782 |
10 | 102146663 |
11 | 52728333 |
12 | 2a26079b |
13 | 18215918 |
14 | d7cd663 |
15 | 8e7aa28 |
hex | 616a267 |
102146663 has 4 divisors (see below), whose sum is σ = 102239880. Its totient is φ = 102053448.
The previous prime is 102146647. The next prime is 102146669. The reversal of 102146663 is 366641201.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366641201 = 13001 ⋅28201.
It is a cyclic number.
It is not a de Polignac number, because 102146663 - 24 = 102146647 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102146669) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 44945 + ... + 47162.
It is an arithmetic number, because the mean of its divisors is an integer number (25559970).
Almost surely, 2102146663 is an apocalyptic number.
102146663 is a deficient number, since it is larger than the sum of its proper divisors (93217).
102146663 is an equidigital number, since it uses as much as digits as its factorization.
102146663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93216.
The product of its (nonzero) digits is 5184, while the sum is 29.
The square root of 102146663 is about 10106.7632306293. The cubic root of 102146663 is about 467.4567060292.
Adding to 102146663 its reverse (366641201), we get a palindrome (468787864).
The spelling of 102146663 in words is "one hundred two million, one hundred forty-six thousand, six hundred sixty-three".
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