Base | Representation |
---|---|
bin | 1011111111101… |
… | …1111111010111 |
3 | 10111200021111210 |
4 | 2333323333113 |
5 | 100340041343 |
6 | 4554232503 |
7 | 1150446420 |
oct | 277737727 |
9 | 114607453 |
10 | 50315223 |
11 | 26446632 |
12 | 14a25733 |
13 | a568a2a |
14 | 697a647 |
15 | 463d333 |
hex | 2ffbfd7 |
50315223 has 16 divisors (see below), whose sum is σ = 81181440. Its totient is φ = 27060096.
The previous prime is 50315219. The next prime is 50315269. The reversal of 50315223 is 32251305.
It is not a de Polignac number, because 50315223 - 22 = 50315219 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 50315223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50315273) 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, 70113 + ... + 70826.
It is an arithmetic number, because the mean of its divisors is an integer number (5073840).
Almost surely, 250315223 is an apocalyptic number.
50315223 is a deficient number, since it is larger than the sum of its proper divisors (30866217).
50315223 is a wasteful number, since it uses less digits than its factorization.
50315223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140966.
The product of its (nonzero) digits is 900, while the sum is 21.
The square root of 50315223 is about 7093.3224232372. The cubic root of 50315223 is about 369.1757228870.
Adding to 50315223 its reverse (32251305), we get a palindrome (82566528).
The spelling of 50315223 in words is "fifty million, three hundred fifteen thousand, two hundred twenty-three".
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