Base | Representation |
---|---|
bin | 11000110101011110… |
… | …01100010011011100 |
3 | 1021102020021222221100 |
4 | 30122233030103130 |
5 | 204301332340133 |
6 | 10043022433100 |
7 | 651262500324 |
oct | 143257142334 |
9 | 37366258840 |
10 | 13333480668 |
11 | 5722447412 |
12 | 2701432790 |
13 | 13464c2b41 |
14 | 906b76284 |
15 | 530875e13 |
hex | 31abcc4dc |
13333480668 has 18 divisors (see below), whose sum is σ = 33704076224. Its totient is φ = 4444493544.
The previous prime is 13333480577. The next prime is 13333480669. The reversal of 13333480668 is 86608433331.
13333480668 is a `hidden beast` number, since 133 + 33 + 480 + 6 + 6 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13333480669) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 185187196 + ... + 185187267.
Almost surely, 213333480668 is an apocalyptic number.
13333480668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
13333480668 is an abundant number, since it is smaller than the sum of its proper divisors (20370595556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13333480668 is a wasteful number, since it uses less digits than its factorization.
13333480668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 370374473 (or 370374468 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 45.
The spelling of 13333480668 in words is "thirteen billion, three hundred thirty-three million, four hundred eighty thousand, six hundred sixty-eight".
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