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119045 = 529821
BaseRepresentation
bin11101000100000101
320001022002
4131010011
512302140
62315045
71004033
oct350405
9201262
10119045
1181493
1258a85
1342254
1431553
1525415
hex1d105

119045 has 8 divisors (see below), whose sum is σ = 147960. Its totient is φ = 91840.

The previous prime is 119039. The next prime is 119047. The reversal of 119045 is 540911.

119045 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in 4 ways, for example, as 5476 + 113569 = 74^2 + 337^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-119045 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119047) 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, 266 + ... + 555.

It is an arithmetic number, because the mean of its divisors is an integer number (18495).

2119045 is an apocalyptic number.

It is an amenable number.

119045 is a deficient number, since it is larger than the sum of its proper divisors (28915).

119045 is an equidigital number, since it uses as much as digits as its factorization.

119045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 119045 is about 345.0289842897. The cubic root of 119045 is about 49.1930465860.

Subtracting from 119045 its sum of digits (20), we obtain a square (119025 = 3452).

Adding to 119045 its reverse (540911), we get a palindrome (659956).

The spelling of 119045 in words is "one hundred nineteen thousand, forty-five".

Divisors: 1 5 29 145 821 4105 23809 119045