Base | Representation |
---|---|
bin | 1011110100000… |
… | …1001010100110 |
3 | 10110020101210211 |
4 | 2331001022212 |
5 | 100141044430 |
6 | 4530010034 |
7 | 1141111420 |
oct | 275011246 |
9 | 113211724 |
10 | 49549990 |
11 | 25a73706 |
12 | 1471691a |
13 | a35b629 |
14 | 681b810 |
15 | 453b72a |
hex | 2f412a6 |
49549990 has 16 divisors (see below), whose sum is σ = 101931552. Its totient is φ = 16988544.
The previous prime is 49549987. The next prime is 49549999. The reversal of 49549990 is 9994594.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49549999) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353859 + ... + 353998.
It is an arithmetic number, because the mean of its divisors is an integer number (6370722).
Almost surely, 249549990 is an apocalyptic number.
49549990 is an abundant number, since it is smaller than the sum of its proper divisors (52381562).
49549990 is a wasteful number, since it uses less digits than its factorization.
49549990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 707871.
The product of its (nonzero) digits is 524880, while the sum is 49.
The square root of 49549990 is about 7039.1753778408. The cubic root of 49549990 is about 367.2945833991.
The spelling of 49549990 in words is "forty-nine million, five hundred forty-nine thousand, nine hundred ninety".
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