Search a number
-
+
24980345 = 51319113179
BaseRepresentation
bin101111101001…
…0101101111001
31202000010120222
41133102231321
522343332340
62251225425
7422220665
oct137225571
952003528
1024980345
1113112115
128448275
135238290
1434638a5
1522d68b5
hex17d2b79

24980345 has 32 divisors (see below), whose sum is σ = 34473600. Its totient is φ = 17224704.

The previous prime is 24980321. The next prime is 24980401. The reversal of 24980345 is 54308942.

It is a cyclic number.

It is not a de Polignac number, because 24980345 - 210 = 24979321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139466 + ... + 139644.

It is an arithmetic number, because the mean of its divisors is an integer number (1077300).

Almost surely, 224980345 is an apocalyptic number.

It is an amenable number.

24980345 is a deficient number, since it is larger than the sum of its proper divisors (9493255).

24980345 is a wasteful number, since it uses less digits than its factorization.

24980345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 24980345 is about 4998.0341135290. The cubic root of 24980345 is about 292.3251249725.

The spelling of 24980345 in words is "twenty-four million, nine hundred eighty thousand, three hundred forty-five".

Divisors: 1 5 13 19 65 95 113 179 247 565 895 1235 1469 2147 2327 3401 7345 10735 11635 17005 20227 27911 44213 101135 139555 221065 262951 384313 1314755 1921565 4996069 24980345