| Base | Representation |
|---|---|
| bin | 1100011000011010101100… |
| … | …0000000011011010110000 |
| 3 | 1210012110010121022110000000 |
| 4 | 3012012223000003122300 |
| 5 | 3241021143242411320 |
| 6 | 44542002200430000 |
| 7 | 2603360126043462 |
| oct | 306065300033260 |
| 9 | 53173117273000 |
| 10 | 13613620278960 |
| 11 | 437955a817489 |
| 12 | 163a4b1a78300 |
| 13 | 7799b3363590 |
| 14 | 350c8d17a132 |
| 15 | 1891c512cc90 |
| hex | c61ab0036b0 |
13613620278960 has 640 divisors, whose sum is σ = 54129143013120. Its totient is φ = 3153915740160.
The previous prime is 13613620278889. The next prime is 13613620278961. The reversal of 13613620278960 is 6987202631631.
13613620278960 is a `hidden beast` number, since 1 + 3 + 6 + 1 + 3 + 620 + 2 + 7 + 8 + 9 + 6 + 0 = 666.
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 = 13613620278897 and 13613620278906.
It is not an unprimeable number, because it can be changed into a prime (13613620278961) 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 127 ways as a sum of consecutive naturals, for example, 38490120 + ... + 38842200.
It is an arithmetic number, because the mean of its divisors is an integer number (84576785958).
Almost surely, 213613620278960 is an apocalyptic number.
13613620278960 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 13613620278960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27064571506560).
13613620278960 is an abundant number, since it is smaller than the sum of its proper divisors (40515522734160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13613620278960 is a wasteful number, since it uses less digits than its factorization.
13613620278960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 352145 (or 352121 counting only the distinct ones).
The product of its (nonzero) digits is 3919104, while the sum is 54.
The spelling of 13613620278960 in words is "thirteen trillion, six hundred thirteen billion, six hundred twenty million, two hundred seventy-eight thousand, nine hundred sixty".
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