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1300230313 = 7118313103
BaseRepresentation
bin100110101111111…
…1111000010101001
310100121121112200021
41031133333002221
510130324332223
6333004240441
744135526634
oct11537770251
93317545607
101300230313
11607a45308
12303540121
131794b8a65
14c4980c1b
157923865d
hex4d7ff0a9

1300230313 has 4 divisors (see below), whose sum is σ = 1318543488. Its totient is φ = 1281917140.

The previous prime is 1300230307. The next prime is 1300230317. The reversal of 1300230313 is 3130320031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1300230313 - 225 = 1266675881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1300230317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9156481 + ... + 9156622.

It is an arithmetic number, because the mean of its divisors is an integer number (329635872).

Almost surely, 21300230313 is an apocalyptic number.

It is an amenable number.

1300230313 is a deficient number, since it is larger than the sum of its proper divisors (18313175).

1300230313 is an equidigital number, since it uses as much as digits as its factorization.

1300230313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18313174.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1300230313 is about 36058.7064798503. The cubic root of 1300230313 is about 1091.4573310422.

Adding to 1300230313 its reverse (3130320031), we get a palindrome (4430550344).

The spelling of 1300230313 in words is "one billion, three hundred million, two hundred thirty thousand, three hundred thirteen".

Divisors: 1 71 18313103 1300230313