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1307131794913 = 73721312368297
BaseRepresentation
bin10011000001010111001…
…000000101010111100001
311121221221021002011122111
4103001113020011113201
5132404001214414123
62440253230435321
7163302641635360
oct23012710052741
94557837064574
101307131794913
1146439590427a
121913b7962b41
13963537c6b29
14473a08117d7
15240050c490d
hex130572055e1

1307131794913 has 16 divisors (see below), whose sum is σ = 1534960246144. Its totient is φ = 1089605623680.

The previous prime is 1307131794869. The next prime is 1307131794967. The reversal of 1307131794913 is 3194971317031.

It is a de Polignac number, because none of the positive numbers 2k-1307131794913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1307131794413) 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 15 ways as a sum of consecutive naturals, for example, 632220 + ... + 1736077.

It is an arithmetic number, because the mean of its divisors is an integer number (95935015384).

Almost surely, 21307131794913 is an apocalyptic number.

It is an amenable number.

1307131794913 is a deficient number, since it is larger than the sum of its proper divisors (227828451231).

1307131794913 is a wasteful number, since it uses less digits than its factorization.

1307131794913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370472.

The product of its (nonzero) digits is 428652, while the sum is 49.

The spelling of 1307131794913 in words is "one trillion, three hundred seven billion, one hundred thirty-one million, seven hundred ninety-four thousand, nine hundred thirteen".

Divisors: 1 7 37 259 2131 14917 78847 551929 2368297 16578079 87626989 613388923 5046840907 35327886349 186733113559 1307131794913