Search a number
-
+
23200325 = 521779691
BaseRepresentation
bin101100010000…
…0001001000101
31121122200212022
41120200021011
521414402300
62145132525
7401125301
oct130401105
947580768
1023200325
1112106825
12792a145
134a64005
14311cd01
152084285
hex1620245

23200325 has 24 divisors (see below), whose sum is σ = 30890880. Its totient is φ = 17222400.

The previous prime is 23200321. The next prime is 23200327. The reversal of 23200325 is 52300232.

It is not a de Polignac number, because 23200325 - 22 = 23200321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23200321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33230 + ... + 33920.

It is an arithmetic number, because the mean of its divisors is an integer number (1287120).

Almost surely, 223200325 is an apocalyptic number.

23200325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23200325 is a deficient number, since it is larger than the sum of its proper divisors (7690555).

23200325 is a wasteful number, since it uses less digits than its factorization.

23200325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797 (or 792 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 23200325 is about 4816.6715686250. The cubic root of 23200325 is about 285.2099612154.

Adding to 23200325 its reverse (52300232), we get a palindrome (75500557).

The spelling of 23200325 in words is "twenty-three million, two hundred thousand, three hundred twenty-five".

Divisors: 1 5 17 25 79 85 395 425 691 1343 1975 3455 6715 11747 17275 33575 54589 58735 272945 293675 928013 1364725 4640065 23200325