Search a number
-
+
25114230 = 2325279047
BaseRepresentation
bin101111111001…
…1011001110110
31202020221020200
41133303121312
522412123410
62254141330
7423316221
oct137633166
952227220
1025114230
11131a3769
1284b1846
1352841bb
14349a5b8
1523113c0
hex17f3676

25114230 has 24 divisors (see below), whose sum is σ = 65297232. Its totient is φ = 6697104.

The previous prime is 25114217. The next prime is 25114259. The reversal of 25114230 is 3241152.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139434 + ... + 139613.

It is an arithmetic number, because the mean of its divisors is an integer number (2720718).

Almost surely, 225114230 is an apocalyptic number.

25114230 is an abundant number, since it is smaller than the sum of its proper divisors (40183002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25114230 is a wasteful number, since it uses less digits than its factorization.

25114230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279060 (or 279057 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 25114230 is about 5011.4099812328. The cubic root of 25114230 is about 292.8464446391.

Adding to 25114230 its reverse (3241152), we get a palindrome (28355382).

The spelling of 25114230 in words is "twenty-five million, one hundred fourteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 279047 558094 837141 1395235 1674282 2511423 2790470 4185705 5022846 8371410 12557115 25114230