Base | Representation |
---|---|
bin | 11001000011111001… |
… | …11101110010110000 |
3 | 1021201200002000211010 |
4 | 30201330331302300 |
5 | 210023330004020 |
6 | 10103025150520 |
7 | 654262430055 |
oct | 144174756260 |
9 | 37650060733 |
10 | 13454531760 |
11 | 578480693a |
12 | 2735a8b440 |
13 | 13655c72c7 |
14 | 918c8702c |
15 | 53b2d7de0 |
hex | 321f3dcb0 |
13454531760 has 80 divisors (see below), whose sum is σ = 41843393280. Its totient is φ = 3576318720.
The previous prime is 13454531747. The next prime is 13454531771. The reversal of 13454531760 is 6713545431.
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15490 + ... + 164769.
It is an arithmetic number, because the mean of its divisors is an integer number (523042416).
Almost surely, 213454531760 is an apocalyptic number.
13454531760 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 13454531760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20921696640).
13454531760 is an abundant number, since it is smaller than the sum of its proper divisors (28388861520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13454531760 is a wasteful number, since it uses less digits than its factorization.
13454531760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180586 (or 180580 counting only the distinct ones).
The product of its (nonzero) digits is 151200, while the sum is 39.
The spelling of 13454531760 in words is "thirteen billion, four hundred fifty-four million, five hundred thirty-one thousand, seven hundred sixty".
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