Search a number
-
+
24247080 = 233351113157
BaseRepresentation
bin101110001111…
…1101100101000
31200121212202000
41130133230220
522201401310
62223411000
7413045124
oct134375450
950555660
1024247080
1112761210
128153a60
13503c5b0
143312584
1521de4c0
hex171fb28

24247080 has 256 divisors, whose sum is σ = 95558400. Its totient is φ = 5391360.

The previous prime is 24247063. The next prime is 24247087. The reversal of 24247080 is 8074242.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24247087) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 154362 + ... + 154518.

It is an arithmetic number, because the mean of its divisors is an integer number (373275).

Almost surely, 224247080 is an apocalyptic number.

24247080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24247080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47779200).

24247080 is an abundant number, since it is smaller than the sum of its proper divisors (71311320).

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

24247080 is a wasteful number, since it uses less digits than its factorization.

24247080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 24247080 is about 4924.1324108923. The cubic root of 24247080 is about 289.4364004294.

The spelling of 24247080 in words is "twenty-four million, two hundred forty-seven thousand, eighty".