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301142 = 2150571
BaseRepresentation
bin1001001100001010110
3120022002102
41021201112
534114032
610242102
72362652
oct1114126
9508072
10301142
11196286
12126332
13a70ba
147ba62
155e362
hex49856

301142 has 4 divisors (see below), whose sum is σ = 451716. Its totient is φ = 150570.

The previous prime is 301141. The next prime is 301153. The reversal of 301142 is 241103.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241103 = 461523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75284 + ... + 75287.

It is an arithmetic number, because the mean of its divisors is an integer number (112929).

2301142 is an apocalyptic number.

301142 is a deficient number, since it is larger than the sum of its proper divisors (150574).

301142 is a wasteful number, since it uses less digits than its factorization.

301142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150573.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 301142 is about 548.7640658790. The cubic root of 301142 is about 67.0281310548.

Adding to 301142 its reverse (241103), we get a palindrome (542245).

The spelling of 301142 in words is "three hundred one thousand, one hundred forty-two", and thus it is an iban number.

Divisors: 1 2 150571 301142