Base | Representation |
---|---|
bin | 11001111000001100… |
… | …10110011101000000 |
3 | 1022212020111200002010 |
4 | 30330012112131000 |
5 | 211423124342210 |
6 | 10214335252520 |
7 | 1001200151223 |
oct | 147406263500 |
9 | 38766450063 |
10 | 13893199680 |
11 | 598a392608 |
12 | 283897a140 |
13 | 1405457019 |
14 | 95b2355ba |
15 | 564a88920 |
hex | 33c196740 |
13893199680 has 224 divisors, whose sum is σ = 48737666304. Its totient is φ = 3335225344.
The previous prime is 13893199669. The next prime is 13893199687. The reversal of 13893199680 is 8699139831.
It is a self number, because there is not a number n which added to its sum of digits gives 13893199680.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13893199687) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 356854 + ... + 393866.
Almost surely, 213893199680 is an apocalyptic number.
13893199680 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 13893199680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24368833152).
13893199680 is an abundant number, since it is smaller than the sum of its proper divisors (34844466624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13893199680 is a wasteful number, since it uses less digits than its factorization.
13893199680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37073 (or 37063 counting only the distinct ones).
The product of its (nonzero) digits is 2519424, while the sum is 57.
The spelling of 13893199680 in words is "thirteen billion, eight hundred ninety-three million, one hundred ninety-nine thousand, six hundred eighty".
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