Base | Representation |
---|---|
bin | 1100000110110… |
… | …1001101000110 |
3 | 10112112211121212 |
4 | 3001231031012 |
5 | 100444411300 |
6 | 5012211422 |
7 | 1154420405 |
oct | 301551506 |
9 | 115484555 |
10 | 50778950 |
11 | 26732a82 |
12 | 15009b72 |
13 | a69bb21 |
14 | 6a5b63c |
15 | 46d0935 |
hex | 306d346 |
50778950 has 24 divisors (see below), whose sum is σ = 95518440. Its totient is φ = 20081600.
The previous prime is 50778947. The next prime is 50778953. The reversal of 50778950 is 5987705.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (50778947) and next prime (50778953).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 50778898 and 50778907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50778953) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1256 + ... + 10155.
It is an arithmetic number, because the mean of its divisors is an integer number (3979935).
Almost surely, 250778950 is an apocalyptic number.
50778950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
50778950 is a deficient number, since it is larger than the sum of its proper divisors (44739490).
50778950 is a wasteful number, since it uses less digits than its factorization.
50778950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11512 (or 11507 counting only the distinct ones).
The product of its (nonzero) digits is 88200, while the sum is 41.
The square root of 50778950 is about 7125.9350263667. The cubic root of 50778950 is about 370.3064177047.
The spelling of 50778950 in words is "fifty million, seven hundred seventy-eight thousand, nine hundred fifty".
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