Base | Representation |
---|---|
bin | 1011111010000… |
… | …1010101000000 |
3 | 10110222102010001 |
4 | 2332201111000 |
5 | 100241200442 |
6 | 4542245344 |
7 | 1144341646 |
oct | 276412500 |
9 | 113872101 |
10 | 49943872 |
11 | 26212630 |
12 | 14886854 |
13 | a4689b4 |
14 | 68c1196 |
15 | 45b82b7 |
hex | 2fa1540 |
49943872 has 56 divisors (see below), whose sum is σ = 109984032. Its totient is φ = 22310400.
The previous prime is 49943867. The next prime is 49943903. The reversal of 49943872 is 27834994.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42363 + ... + 43525.
Almost surely, 249943872 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 49943872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54992016).
49943872 is an abundant number, since it is smaller than the sum of its proper divisors (60040160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49943872 is a wasteful number, since it uses less digits than its factorization.
49943872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1247 (or 1237 counting only the distinct ones).
The product of its digits is 435456, while the sum is 46.
The square root of 49943872 is about 7067.0978484807. The cubic root of 49943872 is about 368.2652467030.
The spelling of 49943872 in words is "forty-nine million, nine hundred forty-three thousand, eight hundred seventy-two".
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