Base | Representation |
---|---|
bin | 10110010011010001111100… |
… | …10010101110101001100000 |
3 | 20102122021100100000000202221 |
4 | 23021220332102232221200 |
5 | 22411441412302322114 |
6 | 252145041014320424 |
7 | 13221044146263610 |
oct | 1311507622565140 |
9 | 212567310000687 |
10 | 49040981682784 |
11 | 14698188734023 |
12 | 5600579659114 |
13 | 2149710a026a0 |
14 | c1784bcaca40 |
15 | 5a0a06194524 |
hex | 2c9a3e4aea60 |
49040981682784 has 192 divisors, whose sum is σ = 119790471338496. Its totient is φ = 19244608487424.
The previous prime is 49040981682779. The next prime is 49040981682799. The reversal of 49040981682784 is 48728618904094.
It is a super-3 number, since 3×490409816827843 (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194893819 + ... + 195145285.
It is an arithmetic number, because the mean of its divisors is an integer number (623908704888).
Almost surely, 249040981682784 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49040981682784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59895235669248).
49040981682784 is an abundant number, since it is smaller than the sum of its proper divisors (70749489655712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49040981682784 is a wasteful number, since it uses less digits than its factorization.
49040981682784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252037 (or 252029 counting only the distinct ones).
The product of its (nonzero) digits is 222953472, while the sum is 70.
The spelling of 49040981682784 in words is "forty-nine trillion, forty billion, nine hundred eighty-one million, six hundred eighty-two thousand, seven hundred eighty-four".
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