Search a number
-
+
238925 = 5219503
BaseRepresentation
bin111010010101001101
3110010202002
4322111031
530121200
65042045
72013401
oct722515
9403662
10238925
11153565
12b6325
138499b
1463101
154abd5
hex3a54d

238925 has 12 divisors (see below), whose sum is σ = 312480. Its totient is φ = 180720.

The previous prime is 238921. The next prime is 238939. The reversal of 238925 is 529832.

It is not a de Polignac number, because 238925 - 22 = 238921 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 (238921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224 + ... + 726.

It is an arithmetic number, because the mean of its divisors is an integer number (26040).

2238925 is an apocalyptic number.

238925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

238925 is a deficient number, since it is larger than the sum of its proper divisors (73555).

238925 is a wasteful number, since it uses less digits than its factorization.

238925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 527 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 238925 is about 488.7995499180. The cubic root of 238925 is about 62.0517258244.

The spelling of 238925 in words is "two hundred thirty-eight thousand, nine hundred twenty-five".

Divisors: 1 5 19 25 95 475 503 2515 9557 12575 47785 238925