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1310301109 = 13247164963
BaseRepresentation
bin100111000011001…
…1001101110110101
310101022120012012201
41032012121232311
510140414113414
6334004144501
744320242565
oct11606315665
93338505181
101310301109
116126a3687
12306998131
1317b603900
14c6042da5
157a077574
hex4e199bb5

1310301109 has 12 divisors (see below), whose sum is σ = 1449043776. Its totient is φ = 1183767312.

The previous prime is 1310301107. The next prime is 1310301127. The reversal of 1310301109 is 9011030131.

It is a happy number.

It is not a de Polignac number, because 1310301109 - 21 = 1310301107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310301101) 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 11 ways as a sum of consecutive naturals, for example, 74539 + ... + 90424.

It is an arithmetic number, because the mean of its divisors is an integer number (120753648).

Almost surely, 21310301109 is an apocalyptic number.

It is an amenable number.

1310301109 is a deficient number, since it is larger than the sum of its proper divisors (138742667).

1310301109 is a wasteful number, since it uses less digits than its factorization.

1310301109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165036 (or 165023 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 19.

The square root of 1310301109 is about 36198.0815651880. The cubic root of 1310301109 is about 1094.2680092171.

The spelling of 1310301109 in words is "one billion, three hundred ten million, three hundred one thousand, one hundred nine".

Divisors: 1 13 47 169 611 7943 164963 2144519 7753261 27878747 100792393 1310301109