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3102143105 = 56110170961
BaseRepresentation
bin1011100011100110…
…1111001010000001
322000012020012100002
42320321233022001
522323122034410
61231453405345
7136605531665
oct27071571201
98005205302
103102143105
111352096036
12726a99855
133a58c8649
14215dd48a5
1513251d7a5
hexb8e6f281

3102143105 has 8 divisors (see below), whose sum is σ = 3783597864. Its totient is φ = 2441030400.

The previous prime is 3102143089. The next prime is 3102143111. The reversal of 3102143105 is 5013412013.

3102143105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 180848704 + 2921294401 = 13448^2 + 54049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3102143105 - 24 = 3102143089 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5085176 + ... + 5085785.

It is an arithmetic number, because the mean of its divisors is an integer number (472949733).

Almost surely, 23102143105 is an apocalyptic number.

It is an amenable number.

3102143105 is a deficient number, since it is larger than the sum of its proper divisors (681454759).

3102143105 is a wasteful number, since it uses less digits than its factorization.

3102143105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10171027.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3102143105 is about 55696.8859542434. The cubic root of 3102143105 is about 1458.4356649679.

Adding to 3102143105 its reverse (5013412013), we get a palindrome (8115555118).

The spelling of 3102143105 in words is "three billion, one hundred two million, one hundred forty-three thousand, one hundred five".

Divisors: 1 5 61 305 10170961 50854805 620428621 3102143105