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194941 = 1511291
BaseRepresentation
bin101111100101111101
3100220102001
4233211331
522214231
64102301
71441225
oct574575
9326361
10194941
1112350a
1294991
136a966
1451085
153cb61
hex2f97d

194941 has 4 divisors (see below), whose sum is σ = 196384. Its totient is φ = 193500.

The previous prime is 194933. The next prime is 194963. The reversal of 194941 is 149491.

194941 = T359 + T360 + T361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 194941 - 23 = 194933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495 + ... + 796.

It is an arithmetic number, because the mean of its divisors is an integer number (49096).

2194941 is an apocalyptic number.

194941 is the 361-st centered triangular number.

It is an amenable number.

194941 is a deficient number, since it is larger than the sum of its proper divisors (1443).

194941 is a wasteful number, since it uses less digits than its factorization.

194941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442.

The product of its digits is 1296, while the sum is 28.

The square root of 194941 is about 441.5212339175. The cubic root of 194941 is about 57.9830509334.

The spelling of 194941 in words is "one hundred ninety-four thousand, nine hundred forty-one".

Divisors: 1 151 1291 194941