Search a number
-
+
1308200803 = 71314375833
BaseRepresentation
bin100110111111001…
…1000111101100011
310101011121111010121
41031332120331203
510134344411203
6333451141111
744263344340
oct11576307543
93334544117
101308200803
11611499698
12306144797
1317b049920
14c5a577c7
1579cb00bd
hex4df98f63

1308200803 has 8 divisors (see below), whose sum is σ = 1610093408. Its totient is φ = 1035059904.

The previous prime is 1308200801. The next prime is 1308200809. The reversal of 1308200803 is 3080028031.

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

It is a cyclic number.

It is not a de Polignac number, because 1308200803 - 21 = 1308200801 is a prime.

It is a super-3 number, since 3×13082008033 (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1308200801) 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 7 ways as a sum of consecutive naturals, for example, 7187826 + ... + 7188007.

It is an arithmetic number, because the mean of its divisors is an integer number (201261676).

Almost surely, 21308200803 is an apocalyptic number.

1308200803 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1308200803 is a deficient number, since it is larger than the sum of its proper divisors (301892605).

1308200803 is a wasteful number, since it uses less digits than its factorization.

1308200803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14375853.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1308200803 is about 36169.0586413304. The cubic root of 1308200803 is about 1093.6830223672.

Adding to 1308200803 its reverse (3080028031), we get a palindrome (4388228834).

The spelling of 1308200803 in words is "one billion, three hundred eight million, two hundred thousand, eight hundred three".

Divisors: 1 7 13 91 14375833 100630831 186885829 1308200803