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19150 = 252383
BaseRepresentation
bin100101011001110
3222021021
410223032
51103100
6224354
7106555
oct45316
928237
1019150
111342a
12b0ba
138941
146d9c
155a1a
hex4ace

19150 has 12 divisors (see below), whose sum is σ = 35712. Its totient is φ = 7640.

The previous prime is 19141. The next prime is 19157. The reversal of 19150 is 5191.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19157) by changing a digit.

19150 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 142 + ... + 241.

It is an arithmetic number, because the mean of its divisors is an integer number (2976).

219150 is an apocalyptic number.

19150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19150 is a deficient number, since it is larger than the sum of its proper divisors (16562).

19150 is a wasteful number, since it uses less digits than its factorization.

19150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 19150 is about 138.3835250310. The cubic root of 19150 is about 26.7540535971.

It can be divided in two parts, 19 and 150, that multiplied together give a triangular number (2850 = T75).

The spelling of 19150 in words is "nineteen thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 383 766 1915 3830 9575 19150