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1024031105 = 5204806221
BaseRepresentation
bin111101000010010…
…111100110000001
32122100220011120222
4331002113212001
54044122443410
6245340312425
734243056266
oct7502274601
92570804528
101024031105
114860477a9
12246b42715
13134202386
149a00526d
155ed7b955
hex3d097981

1024031105 has 4 divisors (see below), whose sum is σ = 1228837332. Its totient is φ = 819224880.

The previous prime is 1024031077. The next prime is 1024031119. The reversal of 1024031105 is 5011304201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5011304201 = 8535874917.

It can be written as a sum of positive squares in 2 ways, for example, as 569872384 + 454158721 = 23872^2 + 21311^2 .

It is not a de Polignac number, because 1024031105 - 212 = 1024027009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102403106 + ... + 102403115.

It is an arithmetic number, because the mean of its divisors is an integer number (307209333).

Almost surely, 21024031105 is an apocalyptic number.

It is an amenable number.

1024031105 is a deficient number, since it is larger than the sum of its proper divisors (204806227).

1024031105 is an equidigital number, since it uses as much as digits as its factorization.

1024031105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204806226.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1024031105 is about 32000.4860119343. The cubic root of 1024031105 is about 1007.9470455012.

Adding to 1024031105 its reverse (5011304201), we get a palindrome (6035335306).

The spelling of 1024031105 in words is "one billion, twenty-four million, thirty-one thousand, one hundred five".

Divisors: 1 5 204806221 1024031105