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1300137807 = 34677431249
BaseRepresentation
bin100110101111110…
…1000011101001111
310100121102211210010
41031133220131033
510130313402212
6333002244303
744134663143
oct11537503517
93317384703
101300137807
11607991861
123034b6693
13179485917
14c4959223
157921b03c
hex4d7e874f

1300137807 has 16 divisors (see below), whose sum is σ = 1740960000. Its totient is φ = 863046912.

The previous prime is 1300137743. The next prime is 1300137823. The reversal of 1300137807 is 7087310031.

It is not a de Polignac number, because 1300137807 - 26 = 1300137743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300137827) 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 15 ways as a sum of consecutive naturals, for example, 1040319 + ... + 1041567.

It is an arithmetic number, because the mean of its divisors is an integer number (108810000).

Almost surely, 21300137807 is an apocalyptic number.

1300137807 is a deficient number, since it is larger than the sum of its proper divisors (440822193).

1300137807 is a wasteful number, since it uses less digits than its factorization.

1300137807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 1300137807 is about 36057.4237432460. The cubic root of 1300137807 is about 1091.4314462059.

Adding to 1300137807 its reverse (7087310031), we get a palindrome (8387447838).

The spelling of 1300137807 in words is "one billion, three hundred million, one hundred thirty-seven thousand, eight hundred seven".

Divisors: 1 3 467 743 1249 1401 2229 3747 346981 583283 928007 1040943 1749849 2784021 433379269 1300137807