Base | Representation |
---|---|
bin | 101110000111101011… |
… | …011000010010011001 |
3 | 11201211012101012111001 |
4 | 232013223120102121 |
5 | 1302404324423324 |
6 | 34425525305001 |
7 | 3402114003652 |
oct | 560753302231 |
9 | 151735335431 |
10 | 49520936089 |
11 | 1a002306269 |
12 | 9720565161 |
13 | 4892738161 |
14 | 257ac68529 |
15 | 144c7b4e44 |
hex | b87ad8499 |
49520936089 has 3 divisors (see below), whose sum is σ = 49521158623. Its totient is φ = 49520713556.
The previous prime is 49520936057. The next prime is 49520936107. The reversal of 49520936089 is 98063902594.
It is a happy number.
The square root of 49520936089 is 222533.
It is a perfect power (a square), and thus also a powerful number.
49520936089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 38807030025 + 10713906064 = 196995^2 + 103508^2 .
It is not a de Polignac number, because 49520936089 - 25 = 49520936057 is a prime.
It is a super-3 number, since 3×495209360893 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49520936189) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 111267 + ... + 333799.
Almost surely, 249520936089 is an apocalyptic number.
49520936089 is the 222533-rd square number.
49520936089 is the 111267-th centered octagonal number.
It is an amenable number.
49520936089 is a deficient number, since it is larger than the sum of its proper divisors (222534).
49520936089 is an frugal number, since it uses more digits than its factorization.
49520936089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 445066 (or 222533 counting only the distinct ones).
The product of its (nonzero) digits is 4199040, while the sum is 55.
The spelling of 49520936089 in words is "forty-nine billion, five hundred twenty million, nine hundred thirty-six thousand, eighty-nine".
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