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13361248554 = 233117160369
BaseRepresentation
bin11000111000110010…
…00111100100101010
31021111011112202022120
430130121013210222
5204330434423204
610045453532110
7652050511263
oct143431074452
937434482276
1013361248554
115737092885
12270a7a4036
13134c195b44
1490a72396a
1553300d6d9
hex31c64792a

13361248554 has 16 divisors (see below), whose sum is σ = 26808425280. Its totient is φ = 4439428160.

The previous prime is 13361248553. The next prime is 13361248567. The reversal of 13361248554 is 45584216331.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (13361248553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3578319 + ... + 3582050.

It is an arithmetic number, because the mean of its divisors is an integer number (1675526580).

Almost surely, 213361248554 is an apocalyptic number.

13361248554 is an abundant number, since it is smaller than the sum of its proper divisors (13447176726).

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

13361248554 is a wasteful number, since it uses less digits than its factorization.

13361248554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7160685.

The product of its digits is 345600, while the sum is 42.

The spelling of 13361248554 in words is "thirteen billion, three hundred sixty-one million, two hundred forty-eight thousand, five hundred fifty-four".

Divisors: 1 2 3 6 311 622 933 1866 7160369 14320738 21481107 42962214 2226874759 4453749518 6680624277 13361248554