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13011411031 = 27746972603
BaseRepresentation
bin11000001111000101…
…00110000001010111
31020120210021011110021
430013202212001113
5203121410123111
65551035410011
7640302111643
oct140742460127
936523234407
1013011411031
115577669763
1226315b3907
1312c48688a8
148b6099c23
15512457d71
hex3078a6057

13011411031 has 4 divisors (see below), whose sum is σ = 13058383912. Its totient is φ = 12964438152.

The previous prime is 13011411019. The next prime is 13011411043.

13011411031 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13011411019) and next prime (13011411043).

It is a cyclic number.

It is not a de Polignac number, because 13011411031 - 25 = 13011410999 is a prime.

It is a super-2 number, since 2×130114110312 (a number of 21 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 = 13011410996 and 13011411014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13011417031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23486025 + ... + 23486578.

It is an arithmetic number, because the mean of its divisors is an integer number (3264595978).

Almost surely, 213011411031 is an apocalyptic number.

13011411031 is a deficient number, since it is larger than the sum of its proper divisors (46972881).

13011411031 is an equidigital number, since it uses as much as digits as its factorization.

13011411031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46972880.

The product of its (nonzero) digits is 36, while the sum is 16.

The spelling of 13011411031 in words is "thirteen billion, eleven million, four hundred eleven thousand, thirty-one".

Divisors: 1 277 46972603 13011411031