Base | Representation |
---|---|
bin | 1011110110101… |
… | …0110110001100 |
3 | 10110120002000000 |
4 | 2331222312030 |
5 | 100212030331 |
6 | 4533404300 |
7 | 1142422233 |
oct | 275526614 |
9 | 113502000 |
10 | 49720716 |
11 | 2607aa01 |
12 | 14799690 |
13 | a3bb256 |
14 | 6863b1a |
15 | 45720e6 |
hex | 2f6ad8c |
49720716 has 126 divisors (see below), whose sum is σ = 140931420. Its totient is φ = 15334272.
The previous prime is 49720691. The next prime is 49720721. The reversal of 49720716 is 61702794.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 842695 + ... + 842753.
Almost surely, 249720716 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 49720716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70465710).
49720716 is an abundant number, since it is smaller than the sum of its proper divisors (91210704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49720716 is a wasteful number, since it uses less digits than its factorization.
49720716 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115 (or 81 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 36.
The square root of 49720716 is about 7051.2917965434. The cubic root of 49720716 is about 367.7159413938.
The spelling of 49720716 in words is "forty-nine million, seven hundred twenty thousand, seven hundred sixteen".
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