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13155400312141 = 69134273555487
BaseRepresentation
bin1011111101101111101011…
…1101100110010101001101
31201120122101110121022201211
42333123322331212111031
53211014224434442031
643551301340334421
72525306040432043
oct277337275462515
951518343538654
1013155400312141
1142121a057432a
121585730b44411
13745719cb6b39
14336a20ac0393
1517c3073e3bb1
hexbf6faf6654d

13155400312141 has 8 divisors (see below), whose sum is σ = 13174846632704. Its totient is φ = 13135955172480.

The previous prime is 13155400312133. The next prime is 13155400312151. The reversal of 13155400312141 is 14121300455131.

It is a happy number.

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 13155400312141 - 23 = 13155400312133 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 (13155400312151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23404900 + ... + 23960386.

It is an arithmetic number, because the mean of its divisors is an integer number (1646855829088).

Almost surely, 213155400312141 is an apocalyptic number.

It is an amenable number.

13155400312141 is a deficient number, since it is larger than the sum of its proper divisors (19446320563).

13155400312141 is an equidigital number, since it uses as much as digits as its factorization.

13155400312141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590451.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 13155400312141 its reverse (14121300455131), we get a palindrome (27276700767272).

The spelling of 13155400312141 in words is "thirteen trillion, one hundred fifty-five billion, four hundred million, three hundred twelve thousand, one hundred forty-one".

Divisors: 1 691 34273 555487 23682643 383841517 19038205951 13155400312141