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1300132309 = 7792351053
BaseRepresentation
bin100110101111110…
…0111000111010101
310100121102120020111
41031133213013111
510130313213214
6333002203021
744134641130
oct11537470725
93317376214
101300132309
11607988713
123034b3471
13179483278
14c4957217
15792195c4
hex4d7e71d5

1300132309 has 8 divisors (see below), whose sum is σ = 1504674560. Its totient is φ = 1100292336.

The previous prime is 1300132291. The next prime is 1300132331. The reversal of 1300132309 is 9032310031.

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 1300132309 - 25 = 1300132277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1300132309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300132349) 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, 1174974 + ... + 1176079.

It is an arithmetic number, because the mean of its divisors is an integer number (188084320).

Almost surely, 21300132309 is an apocalyptic number.

It is an amenable number.

1300132309 is a deficient number, since it is larger than the sum of its proper divisors (204542251).

1300132309 is an equidigital number, since it uses as much as digits as its factorization.

1300132309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351139.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 1300132309 is about 36057.3475036642. The cubic root of 1300132309 is about 1091.4299077284.

The spelling of 1300132309 in words is "one billion, three hundred million, one hundred thirty-two thousand, three hundred nine".

Divisors: 1 7 79 553 2351053 16457371 185733187 1300132309