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13026213413 = 40273234719
BaseRepresentation
bin11000010000110110…
…00011111000100101
31020121211010012111122
430020123003320211
5203134202312123
65552324543325
7640541662403
oct141033037045
936554105448
1013026213413
115584a59a34
122636551b45
1312c794c2b5
148b8030473
155138cdbc8
hex3086c3e25

13026213413 has 4 divisors (see below), whose sum is σ = 13029452160. Its totient is φ = 13022974668.

The previous prime is 13026213407. The next prime is 13026213469. The reversal of 13026213413 is 31431262031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13026213413 - 210 = 13026212389 is a prime.

It is a super-2 number, since 2×130262134132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13026213493) 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, 1613333 + ... + 1621386.

It is an arithmetic number, because the mean of its divisors is an integer number (3257363040).

Almost surely, 213026213413 is an apocalyptic number.

It is an amenable number.

13026213413 is a deficient number, since it is larger than the sum of its proper divisors (3238747).

13026213413 is an equidigital number, since it uses as much as digits as its factorization.

13026213413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238746.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 13026213413 its reverse (31431262031), we get a palindrome (44457475444).

The spelling of 13026213413 in words is "thirteen billion, twenty-six million, two hundred thirteen thousand, four hundred thirteen".

Divisors: 1 4027 3234719 13026213413