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146242 = 273121
BaseRepresentation
bin100011101101000010
321102121101
4203231002
514134432
63045014
71146235
oct435502
9242541
10146242
119a968
127076a
1351745
143b41c
152d4e7
hex23b42

146242 has 4 divisors (see below), whose sum is σ = 219366. Its totient is φ = 73120.

The previous prime is 146239. The next prime is 146249. The reversal of 146242 is 242641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 143641 + 2601 = 379^2 + 51^2 .

It is not an unprimeable number, because it can be changed into a prime (146249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36559 + ... + 36562.

2146242 is an apocalyptic number.

146242 is a deficient number, since it is larger than the sum of its proper divisors (73124).

146242 is an equidigital number, since it uses as much as digits as its factorization.

146242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73123.

The product of its digits is 384, while the sum is 19.

The square root of 146242 is about 382.4160038492. The cubic root of 146242 is about 52.6854514700.

Adding to 146242 its reverse (242641), we get a palindrome (388883).

The spelling of 146242 in words is "one hundred forty-six thousand, two hundred forty-two".

Divisors: 1 2 73121 146242