Base | Representation |
---|---|
bin | 1011111010110… |
… | …0100111110111 |
3 | 10111001202120111 |
4 | 2332230213313 |
5 | 100244141020 |
6 | 4543243451 |
7 | 1144623556 |
oct | 276544767 |
9 | 114052514 |
10 | 49990135 |
11 | 26244368 |
12 | 148a9587 |
13 | a483a80 |
14 | 68d3d9d |
15 | 45c6d5a |
hex | 2fac9f7 |
49990135 has 16 divisors (see below), whose sum is σ = 66689280. Its totient is φ = 35723520.
The previous prime is 49990117. The next prime is 49990139. The reversal of 49990135 is 53109994.
It is not a de Polignac number, because 49990135 - 25 = 49990103 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49990139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10390 + ... + 14419.
It is an arithmetic number, because the mean of its divisors is an integer number (4168080).
Almost surely, 249990135 is an apocalyptic number.
49990135 is a deficient number, since it is larger than the sum of its proper divisors (16699145).
49990135 is a wasteful number, since it uses less digits than its factorization.
49990135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24858.
The product of its (nonzero) digits is 43740, while the sum is 40.
The square root of 49990135 is about 7070.3702166153. The cubic root of 49990135 is about 368.3789196233.
The spelling of 49990135 in words is "forty-nine million, nine hundred ninety thousand, one hundred thirty-five".
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