Base | Representation |
---|---|
bin | 101101111011000000… |
… | …111101100100000000 |
3 | 11201021101121211012210 |
4 | 231323000331210000 |
5 | 1301440433134414 |
6 | 34352500022120 |
7 | 3363624151365 |
oct | 557300754400 |
9 | 151241554183 |
10 | 49308489984 |
11 | 19a033a2376 |
12 | 9681391940 |
13 | 485a713ac0 |
14 | 255a96646c |
15 | 1438cece59 |
hex | b7b03d900 |
49308489984 has 144 divisors (see below), whose sum is σ = 141675068864. Its totient is φ = 15134515200.
The previous prime is 49308489983. The next prime is 49308490003. The reversal of 49308489984 is 48998480394.
It is not an unprimeable number, because it can be changed into a prime (49308489983) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4197399 + ... + 4209129.
Almost surely, 249308489984 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 49308489984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70837534432).
49308489984 is an abundant number, since it is smaller than the sum of its proper divisors (92366578880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49308489984 is a wasteful number, since it uses less digits than its factorization.
49308489984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12184 (or 12170 counting only the distinct ones).
The product of its (nonzero) digits is 71663616, while the sum is 66.
The spelling of 49308489984 in words is "forty-nine billion, three hundred eight million, four hundred eighty-nine thousand, nine hundred eighty-four".
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