Search a number
-
+
236125 = 531889
BaseRepresentation
bin111001101001011101
3102222220101
4321221131
530024000
65021101
72002261
oct715135
9388811
10236125
1115144a
12b4791
1383626
14620a1
1549e6a
hex39a5d

236125 has 8 divisors (see below), whose sum is σ = 294840. Its totient is φ = 188800.

The previous prime is 236111. The next prime is 236129. The reversal of 236125 is 521632.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11449 + 224676 = 107^2 + 474^2 .

It is not a de Polignac number, because 236125 - 27 = 235997 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (236129) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 820 + ... + 1069.

It is an arithmetic number, because the mean of its divisors is an integer number (36855).

2236125 is an apocalyptic number.

236125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

236125 is a deficient number, since it is larger than the sum of its proper divisors (58715).

236125 is an equidigital number, since it uses as much as digits as its factorization.

236125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904 (or 1894 counting only the distinct ones).

The product of its digits is 360, while the sum is 19.

The square root of 236125 is about 485.9269492424. The cubic root of 236125 is about 61.8083747025.

Adding to 236125 its reverse (521632), we get a palindrome (757757).

It can be divided in two parts, 236 and 125, that added together give a square (361 = 192).

The spelling of 236125 in words is "two hundred thirty-six thousand, one hundred twenty-five".

Divisors: 1 5 25 125 1889 9445 47225 236125