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194960 = 2452437
BaseRepresentation
bin101111100110010000
3100220102202
4233212100
522214320
64102332
71441253
oct574620
9326382
10194960
11123527
12949a8
136a97c
145109a
153cb75
hex2f990

194960 has 20 divisors (see below), whose sum is σ = 453468. Its totient is φ = 77952.

The previous prime is 194933. The next prime is 194963. The reversal of 194960 is 69491.

194960 = T94 + T95 + ... + T125.

194960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 135424 + 59536 = 368^2 + 244^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1139 + ... + 1298.

2194960 is an apocalyptic number.

194960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194960 is an abundant number, since it is smaller than the sum of its proper divisors (258508).

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

194960 is a wasteful number, since it uses less digits than its factorization.

194960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450 (or 2444 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 194960 is about 441.5427499122. The cubic root of 194960 is about 57.9849346524.

The spelling of 194960 in words is "one hundred ninety-four thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2437 4874 9748 12185 19496 24370 38992 48740 97480 194960