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1030310107 = 7499137393
BaseRepresentation
bin111101011010010…
…100100011011011
32122210201011202121
4331122110203123
54102224410412
6250123042111
734350330361
oct7532244333
92583634677
101030310107
11489646262
12249070337
131355c0368
149ab9b631
15606bc107
hex3d6948db

1030310107 has 4 divisors (see below), whose sum is σ = 1030455000. Its totient is φ = 1030165216.

The previous prime is 1030310063. The next prime is 1030310111. The reversal of 1030310107 is 7010130301.

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: 7010130301 = 8978765509.

It is a cyclic number.

It is not a de Polignac number, because 1030310107 - 223 = 1021921499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030310707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61198 + ... + 76195.

It is an arithmetic number, because the mean of its divisors is an integer number (257613750).

Almost surely, 21030310107 is an apocalyptic number.

1030310107 is a deficient number, since it is larger than the sum of its proper divisors (144893).

1030310107 is an equidigital number, since it uses as much as digits as its factorization.

1030310107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144892.

The product of its (nonzero) digits is 63, while the sum is 16.

The square root of 1030310107 is about 32098.4439965553. The cubic root of 1030310107 is about 1010.0029758433.

Adding to 1030310107 its reverse (7010130301), we get a palindrome (8040440408).

The spelling of 1030310107 in words is "one billion, thirty million, three hundred ten thousand, one hundred seven".

Divisors: 1 7499 137393 1030310107