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13011131301 = 37619577681
BaseRepresentation
bin11000001111000011…
…00001101110100101
31020120202201221201220
430013201201232211
5203121322200201
65551025410553
7640266535260
oct140741415645
936522657656
1013011131301
115577498583
122631499a59
1312c479b47c
148b6025cd7
15512400036
hex307861ba5

13011131301 has 8 divisors (see below), whose sum is σ = 19826485824. Its totient is φ = 7434932160.

The previous prime is 13011131299. The next prime is 13011131389. The reversal of 13011131301 is 10313111031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13011131301 - 21 = 13011131299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13011135301) 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, 309788820 + ... + 309788861.

It is an arithmetic number, because the mean of its divisors is an integer number (2478310728).

Almost surely, 213011131301 is an apocalyptic number.

It is an amenable number.

13011131301 is a deficient number, since it is larger than the sum of its proper divisors (6815354523).

13011131301 is an equidigital number, since it uses as much as digits as its factorization.

13011131301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619577691.

The product of its (nonzero) digits is 27, while the sum is 15.

Adding to 13011131301 its reverse (10313111031), we get a palindrome (23324242332).

The spelling of 13011131301 in words is "thirteen billion, eleven million, one hundred thirty-one thousand, three hundred one".

Divisors: 1 3 7 21 619577681 1858733043 4337043767 13011131301