Base | Representation |
---|---|
bin | 101101111001010111… |
… | …110001100111111000 |
3 | 11201012110201220202122 |
4 | 231321113301213320 |
5 | 1301411403302320 |
6 | 34350033020412 |
7 | 3363140605553 |
oct | 557127614770 |
9 | 151173656678 |
10 | 49280915960 |
11 | 19999879621 |
12 | 96740b4708 |
13 | 4854aab103 |
14 | 255702969a |
15 | 14366a2d25 |
hex | b795f19f8 |
49280915960 has 128 divisors (see below), whose sum is σ = 119755843200. Its totient is φ = 18204426240.
The previous prime is 49280915951. The next prime is 49280915963. The reversal of 49280915960 is 6951908294.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49280915963) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3652106 + ... + 3665574.
It is an arithmetic number, because the mean of its divisors is an integer number (935592525).
Almost surely, 249280915960 is an apocalyptic number.
49280915960 is a gapful number since it is divisible by the number (40) 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 49280915960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59877921600).
49280915960 is an abundant number, since it is smaller than the sum of its proper divisors (70474927240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49280915960 is a wasteful number, since it uses less digits than its factorization.
49280915960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13641 (or 13637 counting only the distinct ones).
The product of its (nonzero) digits is 1399680, while the sum is 53.
The spelling of 49280915960 in words is "forty-nine billion, two hundred eighty million, nine hundred fifteen thousand, nine hundred sixty".
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