Base | Representation |
---|---|
bin | 1011111010111… |
… | …0011111100000 |
3 | 10111002011002002 |
4 | 2332232133200 |
5 | 100244412132 |
6 | 4543343132 |
7 | 1144655105 |
oct | 276563740 |
9 | 114064062 |
10 | 49997792 |
11 | 2624a099 |
12 | 148b1aa8 |
13 | a4873c0 |
14 | 68d6aac |
15 | 45c9262 |
hex | 2fae7e0 |
49997792 has 48 divisors (see below), whose sum is σ = 109452672. Its totient is φ = 22325760.
The previous prime is 49997771. The next prime is 49997803. The reversal of 49997792 is 29779994.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10958 + ... + 14834.
It is an arithmetic number, because the mean of its divisors is an integer number (2280264).
Almost surely, 249997792 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 49997792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54726336).
49997792 is an abundant number, since it is smaller than the sum of its proper divisors (59454880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49997792 is a wasteful number, since it uses less digits than its factorization.
49997792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3931 (or 3923 counting only the distinct ones).
The product of its digits is 2571912, while the sum is 56.
The square root of 49997792 is about 7070.9116809645. The cubic root of 49997792 is about 368.3977268898.
The spelling of 49997792 in words is "forty-nine million, nine hundred ninety-seven thousand, seven hundred ninety-two".
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