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13020251151 = 36596585863
BaseRepresentation
bin11000010000001000…
…10100010000001111
31020121101220021211010
430020010110100033
5203131141014101
65551553100303
7640440210615
oct141004242017
936541807733
1013020251151
115581657446
122634557693
1312c664252b
148b731b6b5
155131022d6
hex30811440f

13020251151 has 8 divisors (see below), whose sum is σ = 17386680960. Its totient is φ = 8666994392.

The previous prime is 13020251143. The next prime is 13020251183. The reversal of 13020251151 is 15115202031.

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 13020251151 - 23 = 13020251143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13020255151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3290955 + ... + 3294908.

It is an arithmetic number, because the mean of its divisors is an integer number (2173335120).

Almost surely, 213020251151 is an apocalyptic number.

13020251151 is a deficient number, since it is larger than the sum of its proper divisors (4366429809).

13020251151 is an equidigital number, since it uses as much as digits as its factorization.

13020251151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6586525.

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 13020251151 its reverse (15115202031), we get a palindrome (28135453182).

The spelling of 13020251151 in words is "thirteen billion, twenty million, two hundred fifty-one thousand, one hundred fifty-one".

Divisors: 1 3 659 1977 6585863 19757589 4340083717 13020251151