Base | Representation |
---|---|
bin | 1011111111101… |
… | …1101000110010 |
3 | 10111200012112021 |
4 | 2333323220302 |
5 | 100340020103 |
6 | 4554222054 |
7 | 1150442254 |
oct | 277735062 |
9 | 114605467 |
10 | 50313778 |
11 | 26445539 |
12 | 14a2492a |
13 | a568188 |
14 | 6979cd4 |
15 | 463cbbd |
hex | 2ffba32 |
50313778 has 8 divisors (see below), whose sum is σ = 79910172. Its totient is φ = 23677056.
The previous prime is 50313773. The next prime is 50313779. The reversal of 50313778 is 87731305.
It can be written as a sum of positive squares in 2 ways, for example, as 50225569 + 88209 = 7087^2 + 297^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 1479817 = 50313778 / (5 + 0 + 3 + 1 + 3 + 7 + 7 + 8).
It is not an unprimeable number, because it can be changed into a prime (50313773) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 739875 + ... + 739942.
Almost surely, 250313778 is an apocalyptic number.
50313778 is a deficient number, since it is larger than the sum of its proper divisors (29596394).
50313778 is a wasteful number, since it uses less digits than its factorization.
50313778 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1479836.
The product of its (nonzero) digits is 17640, while the sum is 34.
The square root of 50313778 is about 7093.2205661462. The cubic root of 50313778 is about 369.1721887410.
The spelling of 50313778 in words is "fifty million, three hundred thirteen thousand, seven hundred seventy-eight".
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