Base | Representation |
---|---|
bin | 1011111101000… |
… | …0000001100010 |
3 | 10111100010110222 |
4 | 2333100001202 |
5 | 100313311023 |
6 | 4550323042 |
7 | 1146066404 |
oct | 277200142 |
9 | 114303428 |
10 | 50135138 |
11 | 263332a9 |
12 | 14959482 |
13 | a504a81 |
14 | 6930b74 |
15 | 4604cc8 |
hex | 2fd0062 |
50135138 has 16 divisors (see below), whose sum is σ = 77604480. Its totient is φ = 24279216.
The previous prime is 50135131. The next prime is 50135143. The reversal of 50135138 is 83153105.
It is not an unprimeable number, because it can be changed into a prime (50135131) 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 7 ways as a sum of consecutive naturals, for example, 5381 + ... + 11367.
It is an arithmetic number, because the mean of its divisors is an integer number (4850280).
Almost surely, 250135138 is an apocalyptic number.
50135138 is a deficient number, since it is larger than the sum of its proper divisors (27469342).
50135138 is a wasteful number, since it uses less digits than its factorization.
50135138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6121.
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 50135138 is about 7080.6170635051. The cubic root of 50135138 is about 368.7347530611.
The spelling of 50135138 in words is "fifty million, one hundred thirty-five thousand, one hundred thirty-eight".
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