Search a number
-
+
50258031 = 361327329
BaseRepresentation
bin1011111110111…
…0000001101111
310111120101001120
42333232001233
5100331224111
64553112023
71150120605
oct277560157
9114511046
1050258031
112640766a
12149b8613
13a5489a5
146963875
15462b406
hex2fee06f

50258031 has 8 divisors (see below), whose sum is σ = 67122480. Its totient is φ = 33449472.

The previous prime is 50258017. The next prime is 50258041. The reversal of 50258031 is 13085205.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50258031 - 223 = 41869423 is a prime.

It is a super-2 number, since 2×502580312 = 5051739359993922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50257992 and 50258010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50258041) 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 7 ways as a sum of consecutive naturals, for example, 11826 + ... + 15503.

It is an arithmetic number, because the mean of its divisors is an integer number (8390310).

Almost surely, 250258031 is an apocalyptic number.

50258031 is a deficient number, since it is larger than the sum of its proper divisors (16864449).

50258031 is a wasteful number, since it uses less digits than its factorization.

50258031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27945.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 50258031 is about 7089.2898798117. The cubic root of 50258031 is about 369.0357923874.

The spelling of 50258031 in words is "fifty million, two hundred fifty-eight thousand, thirty-one".

Divisors: 1 3 613 1839 27329 81987 16752677 50258031