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13994285760 = 2634571317349
BaseRepresentation
bin11010000100001111…
…11101101011000000
31100010021201101010000
431002013331223000
5212130014121020
610232350040000
71003535315640
oct150207755300
940107641100
1013994285760
115a31456024
1228667a9000
13142038ac80
1496a82a520
1556d8a5090
hex3421fdac0

13994285760 has 1120 divisors, whose sum is σ = 65057731200. Its totient is φ = 2770993152.

The previous prime is 13994285741. The next prime is 13994285771. The reversal of 13994285760 is 6758249931.

It is a tau number, because it is divible by the number of its divisors (1120).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 13994285697 and 13994285706.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 40098066 + ... + 40098414.

It is an arithmetic number, because the mean of its divisors is an integer number (58087260).

It is a 1-persistent number, because it is pandigital, but 2⋅13994285760 = 27988571520 is not.

Almost surely, 213994285760 is an apocalyptic number.

13994285760 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 13994285760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32528865600).

13994285760 is an abundant number, since it is smaller than the sum of its proper divisors (51063445440).

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

13994285760 is a wasteful number, since it uses less digits than its factorization.

13994285760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 13994285760 in words is "thirteen billion, nine hundred ninety-four million, two hundred eighty-five thousand, seven hundred sixty".