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13140431313045 = 3519239192915383
BaseRepresentation
bin1011111100110111111010…
…1111011001100010010101
31201112012202020210101021220
42333031332233121202111
53210243100404004140
643540344131000553
72524236065150211
oct277157657314225
951465666711256
1013140431313045
1142069099a67a3
121582853a39159
137441a2a0351a
14336000a49941
1517bc2d1a4bd0
hexbf37ebd9895

13140431313045 has 32 divisors (see below), whose sum is σ = 22223852236800. Its totient is φ = 6611595971904.

The previous prime is 13140431313043. The next prime is 13140431313047. The reversal of 13140431313045 is 54031313404131.

It is an interprime number because it is at equal distance from previous prime (13140431313043) and next prime (13140431313047).

It is not a de Polignac number, because 13140431313045 - 21 = 13140431313043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13140431312997 and 13140431313015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140431313043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96389577 + ... + 96525806.

It is an arithmetic number, because the mean of its divisors is an integer number (694495382400).

Almost surely, 213140431313045 is an apocalyptic number.

13140431313045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13140431313045 is a deficient number, since it is larger than the sum of its proper divisors (9083420923755).

13140431313045 is a wasteful number, since it uses less digits than its factorization.

13140431313045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192915649.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 13140431313045 its reverse (54031313404131), we get a palindrome (67171744717176).

The spelling of 13140431313045 in words is "thirteen trillion, one hundred forty billion, four hundred thirty-one million, three hundred thirteen thousand, forty-five".

Divisors: 1 3 5 15 19 57 95 239 285 717 1195 3585 4541 13623 22705 68115 192915383 578746149 964576915 2893730745 3665392277 10996176831 18326961385 46106776537 54980884155 138320329611 230533882685 691601648055 876028754203 2628086262609 4380143771015 13140431313045