Base | Representation |
---|---|
bin | 1100101000111011111111… |
… | …1010101111011110000000 |
3 | 1211012120201102101212000000 |
4 | 3022032333322233132000 |
5 | 3310143423344041400 |
6 | 45320221222000000 |
7 | 2633025331560261 |
oct | 312167772573600 |
9 | 54176642355000 |
10 | 13897439049600 |
11 | 4478964046657 |
12 | 1685500276000 |
13 | 79a6a49c4652 |
14 | 3608d5252968 |
15 | 191786e48600 |
hex | ca3bfeaf780 |
13897439049600 has 1344 divisors, whose sum is σ = 53779843026000. Its totient is φ = 3543407493120.
The previous prime is 13897439049589. The next prime is 13897439049607. The reversal of 13897439049600 is 694093479831.
13897439049600 is a `hidden beast` number, since 1 + 3 + 89 + 74 + 390 + 49 + 60 + 0 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13897439049607) by changing a digit.
It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 5092501036 + ... + 5092503764.
Almost surely, 213897439049600 is an apocalyptic number.
13897439049600 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 13897439049600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26889921513000).
13897439049600 is an abundant number, since it is smaller than the sum of its proper divisors (39882403976400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13897439049600 is an equidigital number, since it uses as much as digits as its factorization.
13897439049600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2867 (or 2835 counting only the distinct ones).
The product of its (nonzero) digits is 35271936, while the sum is 63.
The spelling of 13897439049600 in words is "thirteen trillion, eight hundred ninety-seven billion, four hundred thirty-nine million, forty-nine thousand, six hundred".
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