Base | Representation |
---|---|
bin | 1011110011101… |
… | …0000010000100 |
3 | 10110011220201200 |
4 | 2330322002010 |
5 | 100134131042 |
6 | 4525222500 |
7 | 1140630300 |
oct | 274720204 |
9 | 113156650 |
10 | 49520772 |
11 | 25a53764 |
12 | 14701a30 |
13 | a34b242 |
14 | 6810d00 |
15 | 4532c4c |
hex | 2f3a084 |
49520772 has 108 divisors (see below), whose sum is σ = 148140720. Its totient is φ = 13904352.
The previous prime is 49520767. The next prime is 49520773. The reversal of 49520772 is 27702594.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (49520773) by changing a digit.
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 35 ways as a sum of consecutive naturals, for example, 117979 + ... + 118397.
Almost surely, 249520772 is an apocalyptic number.
49520772 is a gapful number since it is divisible by the number (42) 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 49520772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74070360).
49520772 is an abundant number, since it is smaller than the sum of its proper divisors (98619948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49520772 is a wasteful number, since it uses less digits than its factorization.
49520772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 510 (or 498 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 49520772 is about 7037.0996866607. The cubic root of 49520772 is about 367.2223753577. Note that the first 3 decimals are identical.
The spelling of 49520772 in words is "forty-nine million, five hundred twenty thousand, seven hundred seventy-two".
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