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13061360160 = 253454147523
BaseRepresentation
bin11000010101000010…
…01000101000100000
31020201021020211210000
430022201020220200
5203222202011120
610000022140000
7641446505142
oct141241105040
936637224700
1013061360160
1155a2885232
122646281600
131302006aa4
148bc97cc92
15516a22990
hex30a848a20

13061360160 has 480 divisors, whose sum is σ = 48316891392. Its totient is φ = 3319418880.

The previous prime is 13061360131. The next prime is 13061360173. The reversal of 13061360160 is 6106316031.

It is a happy number.

13061360160 is a `hidden beast` number, since 1 + 30 + 613 + 6 + 0 + 16 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 24973659 + ... + 24974181.

Almost surely, 213061360160 is an apocalyptic number.

13061360160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13061360160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24158445696).

13061360160 is an abundant number, since it is smaller than the sum of its proper divisors (35255531232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13061360160 is a wasteful number, since it uses less digits than its factorization.

13061360160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 13061360160 its reverse (6106316031), we get a palindrome (19167676191).

The spelling of 13061360160 in words is "thirteen billion, sixty-one million, three hundred sixty thousand, one hundred sixty".