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242075 = 5223421
BaseRepresentation
bin111011000110011011
3110022001202
4323012123
530221300
65104415
72025521
oct730633
9408052
10242075
11155969
12b810b
1386252
1464311
154bad5
hex3b19b

242075 has 12 divisors (see below), whose sum is σ = 313968. Its totient is φ = 184800.

The previous prime is 242069. The next prime is 242083. The reversal of 242075 is 570242.

It is not a de Polignac number, because 242075 - 24 = 242059 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 365 + ... + 785.

It is an arithmetic number, because the mean of its divisors is an integer number (26164).

2242075 is an apocalyptic number.

242075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

242075 is a deficient number, since it is larger than the sum of its proper divisors (71893).

242075 is a wasteful number, since it uses less digits than its factorization.

242075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 449 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 242075 is about 492.0111787348. The cubic root of 242075 is about 62.3232338644.

The spelling of 242075 in words is "two hundred forty-two thousand, seventy-five".

Divisors: 1 5 23 25 115 421 575 2105 9683 10525 48415 242075