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238235 = 5293153
BaseRepresentation
bin111010001010011011
3110002210112
4322022123
530110420
65034535
72011364
oct721233
9402715
10238235
11152a98
12b5a4b
138458a
1462b6b
154a8c5
hex3a29b

238235 has 16 divisors (see below), whose sum is σ = 311040. Its totient is φ = 174720.

The previous prime is 238229. The next prime is 238237. The reversal of 238235 is 532832.

It is not a de Polignac number, because 238235 - 26 = 238171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 238235.

It is not an unprimeable number, because it can be changed into a prime (238237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4469 + ... + 4521.

It is an arithmetic number, because the mean of its divisors is an integer number (19440).

2238235 is an apocalyptic number.

238235 is a deficient number, since it is larger than the sum of its proper divisors (72805).

238235 is a wasteful number, since it uses less digits than its factorization.

238235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118.

The product of its digits is 1440, while the sum is 23.

The square root of 238235 is about 488.0932287996. The cubic root of 238235 is about 61.9919344347.

The spelling of 238235 in words is "two hundred thirty-eight thousand, two hundred thirty-five".

Divisors: 1 5 29 31 53 145 155 265 899 1537 1643 4495 7685 8215 47647 238235