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13131001331411 = 291188738091457
BaseRepresentation
bin1011111100010100110010…
…1010110111111011010011
31201111022102001121200100212
42333011030222313323103
53210114242320101121
643532144305434335
72523453311503325
oct277051452677323
951438361550325
1013131001331411
11420290aa21a47
121580a6193b9ab
1374332c145132
143357884a7615
1517b87a39125b
hexbf14cab7ed3

13131001331411 has 8 divisors (see below), whose sum is σ = 13584937581120. Its totient is φ = 12677141288448.

The previous prime is 13131001331401. The next prime is 13131001331419. The reversal of 13131001331411 is 11413310013131.

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 13131001331411 - 214 = 13131001315027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13131001331419) 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, 18701006 + ... + 19390451.

It is an arithmetic number, because the mean of its divisors is an integer number (1698117197640).

Almost surely, 213131001331411 is an apocalyptic number.

13131001331411 is a deficient number, since it is larger than the sum of its proper divisors (453936249709).

13131001331411 is a wasteful number, since it uses less digits than its factorization.

13131001331411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38103373.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 13131001331411 its reverse (11413310013131), we get a palindrome (24544311344542).

The spelling of 13131001331411 in words is "thirteen trillion, one hundred thirty-one billion, one million, three hundred thirty-one thousand, four hundred eleven".

Divisors: 1 29 11887 344723 38091457 1104652253 452793149359 13131001331411