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50120 = 2357179
BaseRepresentation
bin1100001111001000
32112202022
430033020
53100440
61024012
7266060
oct141710
975668
1050120
1134724
1225008
1319a75
14143a0
15ecb5
hexc3c8

50120 has 32 divisors (see below), whose sum is σ = 129600. Its totient is φ = 17088.

The previous prime is 50119. The next prime is 50123. The reversal of 50120 is 2105.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 50098 and 50107.

It is not an unprimeable number, because it can be changed into a prime (50123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191 + ... + 369.

It is an arithmetic number, because the mean of its divisors is an integer number (4050).

250120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64800).

50120 is an abundant number, since it is smaller than the sum of its proper divisors (79480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50120 is a wasteful number, since it uses less digits than its factorization.

50120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 8.

The square root of 50120 is about 223.8749651033. The cubic root of 50120 is about 36.8697636920.

Adding to 50120 its reverse (2105), we get a palindrome (52225).

The spelling of 50120 in words is "fifty thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 179 280 358 716 895 1253 1432 1790 2506 3580 5012 6265 7160 10024 12530 25060 50120