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13133010231031 = 73977322990073
BaseRepresentation
bin1011111100011100010001…
…1010001101111011110111
31201111111121001201100120111
42333013010122031323313
53210132401104343111
643533115511243451
72523554144042455
oct277070432157367
951444531640514
1013133010231031
114203750997a69
121581322679587
1374358c3b7232
143358d91db9d5
1517b946910a21
hexbf1c468def7

13133010231031 has 8 divisors (see below), whose sum is σ = 13167794784240. Its totient is φ = 13098271660992.

The previous prime is 13133010231007. The next prime is 13133010231049. The reversal of 13133010231031 is 13013201033131.

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 13133010231031 - 229 = 13132473360119 is a prime.

It is a super-2 number, since 2×131330102310312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13133010230993 and 13133010231011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13133014231031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10923790 + ... + 12066283.

It is an arithmetic number, because the mean of its divisors is an integer number (1645974348030).

Almost surely, 213133010231031 is an apocalyptic number.

13133010231031 is a deficient number, since it is larger than the sum of its proper divisors (34784553209).

13133010231031 is an equidigital number, since it uses as much as digits as its factorization.

13133010231031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22991585.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 13133010231031 its reverse (13013201033131), we get a palindrome (26146211264162).

The spelling of 13133010231031 in words is "thirteen trillion, one hundred thirty-three billion, ten million, two hundred thirty-one thousand, thirty-one".

Divisors: 1 739 773 571247 22990073 16989663947 17771326429 13133010231031