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134444 = 22192961
BaseRepresentation
bin100000110100101100
320211102102
4200310230
513300234
62514232
71066652
oct406454
9224372
10134444
1192012
1265978
134926b
1436dd2
1529c7e
hex20d2c

134444 has 24 divisors (see below), whose sum is σ = 260400. Its totient is φ = 60480.

The previous prime is 134443. The next prime is 134471. The reversal of 134444 is 444431.

134444 = T37 + T38 + ... + T94.

It is an Ulam number.

It is a plaindrome in base 10.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 134444.

It is not an unprimeable number, because it can be changed into a prime (134443) 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, 2174 + ... + 2234.

It is an arithmetic number, because the mean of its divisors is an integer number (10850).

2134444 is an apocalyptic number.

It is an amenable number.

134444 is a deficient number, since it is larger than the sum of its proper divisors (125956).

134444 is a wasteful number, since it uses less digits than its factorization.

134444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 111 counting only the distinct ones).

The product of its digits is 768, while the sum is 20.

The square root of 134444 is about 366.6660606056. Note that the first 3 decimals coincide. The cubic root of 134444 is about 51.2287558193.

Adding to 134444 its reverse (444431), we get a palindrome (578875).

The spelling of 134444 in words is "one hundred thirty-four thousand, four hundred forty-four".

Divisors: 1 2 4 19 29 38 58 61 76 116 122 244 551 1102 1159 1769 2204 2318 3538 4636 7076 33611 67222 134444