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50190 = 2357239
BaseRepresentation
bin1100010000001110
32112211220
430100032
53101230
61024210
7266220
oct142016
975756
1050190
1134788
1225066
1319aca
1414410
15ed10
hexc40e

50190 has 32 divisors (see below), whose sum is σ = 138240. Its totient is φ = 11424.

The previous prime is 50177. The next prime is 50207. The reversal of 50190 is 9105.

It is a super-2 number, since 2×501902 = 5038072200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a plaindrome in base 11.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91 + ... + 329.

It is an arithmetic number, because the mean of its divisors is an integer number (4320).

250190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69120).

50190 is an abundant number, since it is smaller than the sum of its proper divisors (88050).

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

50190 is a wasteful number, since it uses less digits than its factorization.

50190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256.

The product of its (nonzero) digits is 45, while the sum is 15.

The square root of 50190 is about 224.0312478205. The cubic root of 50190 is about 36.8869204016.

Adding to 50190 its sum of digits (15), we get a palindrome (50205).

Adding to 50190 its reverse (9105), we get a palindrome (59295).

The spelling of 50190 in words is "fifty thousand, one hundred ninety".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 239 478 717 1195 1434 1673 2390 3346 3585 5019 7170 8365 10038 16730 25095 50190