| Base | Representation |
|---|---|
| bin | 10011111000100011001… |
| … | …000101101011011111110 |
| 3 | 11211121220000010110020100 |
| 4 | 103320203020231123332 |
| 5 | 134341331101222300 |
| 6 | 2523413244101530 |
| 7 | 200501252412000 |
| oct | 23704310553376 |
| 9 | 4747800113210 |
| 10 | 1366389085950 |
| 11 | 487534021079 |
| 12 | 1a0994b348a6 |
| 13 | 9bb08410055 |
| 14 | 4a1c27b0370 |
| 15 | 2582251a700 |
| hex | 13e2322d6fe |
1366389085950 has 1152 divisors, whose sum is σ = 4700592000000. Its totient is φ = 283461534720.
The previous prime is 1366389085939. The next prime is 1366389085961. The reversal of 1366389085950 is 595809836631.
1366389085950 is a `hidden beast` number, since 1 + 3 + 6 + 6 + 38 + 9 + 0 + 8 + 595 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (1366389085939) and next prime (1366389085961).
It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 9170396476 + ... + 9170396624.
It is an arithmetic number, because the mean of its divisors is an integer number (4080375000).
Almost surely, 21366389085950 is an apocalyptic number.
1366389085950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1366389085950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2350296000000).
1366389085950 is an abundant number, since it is smaller than the sum of its proper divisors (3334202914050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1366389085950 is a wasteful number, since it uses less digits than its factorization.
1366389085950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 319 (or 297 counting only the distinct ones).
The product of its (nonzero) digits is 41990400, while the sum is 63.
The spelling of 1366389085950 in words is "one trillion, three hundred sixty-six billion, three hundred eighty-nine million, eighty-five thousand, nine hundred fifty".
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