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13534264668 = 2231127855389
BaseRepresentation
bin11001001101011010…
…00111110101011100
31021221020002212210210
430212231013311130
5210204232432133
610114554132420
7656251231401
oct144655076534
937836085723
1013534264668
115815815401
122758721110
131378c92c42
149256c02a8
155432d7763
hex326b47d5c

13534264668 has 12 divisors (see below), whose sum is σ = 31579950920. Its totient is φ = 4511421552.

The previous prime is 13534264657. The next prime is 13534264691. The reversal of 13534264668 is 86646243531.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563927683 + ... + 563927706.

Almost surely, 213534264668 is an apocalyptic number.

It is an amenable number.

13534264668 is an abundant number, since it is smaller than the sum of its proper divisors (18045686252).

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

13534264668 is a wasteful number, since it uses less digits than its factorization.

13534264668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127855396 (or 1127855394 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The spelling of 13534264668 in words is "thirteen billion, five hundred thirty-four million, two hundred sixty-four thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 12 1127855389 2255710778 3383566167 4511421556 6767132334 13534264668