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13001414031 = 331925343887
BaseRepresentation
bin11000001101111000…
…11101010110001111
31020120002110021011000
430012330131112033
5203111330222111
65550041231343
7640121124114
oct140674352617
936502407130
1013001414031
115571a60881
12262a192553
1312c27784c8
148b4a1690b
15511630c56
hex306f1d58f

13001414031 has 16 divisors (see below), whose sum is σ = 20275110400. Its totient is φ = 8211419064.

The previous prime is 13001414021. The next prime is 13001414051. The reversal of 13001414031 is 13041410031.

It is not a de Polignac number, because 13001414031 - 219 = 13000889743 is a prime.

It is a super-2 number, since 2×130014140312 (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 = 13001413995 and 13001414013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13001414011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12671431 + ... + 12672456.

It is an arithmetic number, because the mean of its divisors is an integer number (1267194400).

Almost surely, 213001414031 is an apocalyptic number.

13001414031 is a deficient number, since it is larger than the sum of its proper divisors (7273696369).

13001414031 is a wasteful number, since it uses less digits than its factorization.

13001414031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25343915 (or 25343909 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13001414031 its reverse (13041410031), we get a palindrome (26042824062).

The spelling of 13001414031 in words is "thirteen billion, one million, four hundred fourteen thousand, thirty-one".

Divisors: 1 3 9 19 27 57 171 513 25343887 76031661 228094983 481533853 684284949 1444601559 4333804677 13001414031