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13242555051 = 3111301308447
BaseRepresentation
bin11000101010101000…
…10101101010101011
31021011220012111102220
430111110111222223
5204110043230201
610030013525123
7646106601135
oct142524255253
937156174386
1013242555051
115686093680
122696aa37a3
1313307087bb
148d8a68055
155278b5036
hex315515aab

13242555051 has 16 divisors (see below), whose sum is σ = 19276766208. Its totient is φ = 8019596000.

The previous prime is 13242555043. The next prime is 13242555103. The reversal of 13242555051 is 15055524231.

13242555051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13242555051 - 23 = 13242555043 is a prime.

It is a super-2 number, since 2×132425550512 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (13242555031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111291 + ... + 197156.

It is an arithmetic number, because the mean of its divisors is an integer number (1204797888).

Almost surely, 213242555051 is an apocalyptic number.

13242555051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13242555051 is a deficient number, since it is larger than the sum of its proper divisors (6034211157).

13242555051 is a wasteful number, since it uses less digits than its factorization.

13242555051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309762.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 13242555051 in words is "thirteen billion, two hundred forty-two million, five hundred fifty-five thousand, fifty-one".

Divisors: 1 3 11 33 1301 3903 14311 42933 308447 925341 3392917 10178751 401289547 1203868641 4414185017 13242555051