Base | Representation |
---|---|
bin | 1100100111010010000001… |
… | …1111011110000101000000 |
3 | 1211002212022002000000000000 |
4 | 3021310200133132011000 |
5 | 3304212200044104420 |
6 | 45255154513000000 |
7 | 2631000420214551 |
oct | 311644037360500 |
9 | 54085262000000 |
10 | 13868994519360 |
11 | 446789792a022 |
12 | 167baa2253000 |
13 | 797ac0973776 |
14 | 35d39762a328 |
15 | 190b6eb74690 |
hex | c9d207de140 |
13868994519360 has 364 divisors, whose sum is σ = 49538891163828. Its totient is φ = 3698353188864.
The previous prime is 13868994519329. The next prime is 13868994519371. The reversal of 13868994519360 is 6391549986831.
13868994519360 is a `hidden beast` number, since 1 + 3 + 8 + 6 + 89 + 9 + 451 + 93 + 6 + 0 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 7103418970176 + 6765575549184 = 2665224^2 + 2601072^2 .
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 51 ways as a sum of consecutive naturals, for example, 170020344 + ... + 170101896.
Almost surely, 213868994519360 is an apocalyptic number.
13868994519360 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 13868994519360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24769445581914).
13868994519360 is an abundant number, since it is smaller than the sum of its proper divisors (35669896644468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13868994519360 is an frugal number, since it uses more digits than its factorization.
13868994519360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81606 (or 81563 counting only the distinct ones).
The product of its (nonzero) digits is 302330880, while the sum is 72.
The spelling of 13868994519360 in words is "thirteen trillion, eight hundred sixty-eight billion, nine hundred ninety-four million, five hundred nineteen thousand, three hundred sixty".
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