Base | Representation |
---|---|
bin | 11000110001010100… |
… | …11101011011110000 |
3 | 1021022210211020012002 |
4 | 30120222131123300 |
5 | 204213430420210 |
6 | 10035340553132 |
7 | 650360651240 |
oct | 143052353360 |
9 | 37283736162 |
10 | 13298685680 |
11 | 5704841425 |
12 | 26b18527a8 |
13 | 133c22c4a7 |
14 | 9022b9b20 |
15 | 52c7a14a5 |
hex | 318a9d6f0 |
13298685680 has 80 divisors (see below), whose sum is σ = 36158352384. Its totient is φ = 4453505280.
The previous prime is 13298685677. The next prime is 13298685683. The reversal of 13298685680 is 8658689231.
13298685680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (13298685677) and next prime (13298685683).
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (56).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13298685683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252056 + ... + 300215.
Almost surely, 213298685680 is an apocalyptic number.
13298685680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13298685680 is an abundant number, since it is smaller than the sum of its proper divisors (22859666704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13298685680 is a wasteful number, since it uses less digits than its factorization.
13298685680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 552334 (or 552328 counting only the distinct ones).
The product of its (nonzero) digits is 4976640, while the sum is 56.
The spelling of 13298685680 in words is "thirteen billion, two hundred ninety-eight million, six hundred eighty-five thousand, six hundred eighty".
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