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300146 = 27111949
BaseRepresentation
bin1001001010001110010
3120020201112
41021101302
534101041
610233322
72360030
oct1112162
9506645
10300146
11195560
12125842
13a6802
147b550
155ddeb
hex49472

300146 has 16 divisors (see below), whose sum is σ = 561600. Its totient is φ = 116880.

The previous prime is 300137. The next prime is 300149. The reversal of 300146 is 641003.

Adding to 300146 its reverse (641003), we get a palindrome (941149).

300146 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 300146.

It is not an unprimeable number, because it can be changed into a prime (300149) by changing a digit.

300146 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 7 ways as a sum of consecutive naturals, for example, 821 + ... + 1128.

It is an arithmetic number, because the mean of its divisors is an integer number (35100).

2300146 is an apocalyptic number.

300146 is a deficient number, since it is larger than the sum of its proper divisors (261454).

300146 is a wasteful number, since it uses less digits than its factorization.

300146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1969.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 300146 is about 547.8558204491. The cubic root of 300146 is about 66.9541529371.

The spelling of 300146 in words is "three hundred thousand, one hundred forty-six".

Divisors: 1 2 7 11 14 22 77 154 1949 3898 13643 21439 27286 42878 150073 300146