Base | Representation |
---|---|
bin | 101111011111… |
… | …0011000111000 |
3 | 1201211220101002 |
4 | 1132332120320 |
5 | 22333201310 |
6 | 2245344132 |
7 | 421423145 |
oct | 136763070 |
9 | 51756332 |
10 | 24897080 |
11 | 130655aa |
12 | 8408048 |
13 | 5209400 |
14 | 34413cc |
15 | 22bbda5 |
hex | 17be638 |
24897080 has 96 divisors (see below), whose sum is σ = 63244800. Its totient is φ = 8805888.
The previous prime is 24897071. The next prime is 24897083. The reversal of 24897080 is 8079842.
24897080 is nontrivially palindromic in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (24897083) 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, 195977 + ... + 196103.
It is an arithmetic number, because the mean of its divisors is an integer number (658800).
Almost surely, 224897080 is an apocalyptic number.
24897080 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 24897080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31622400).
24897080 is an abundant number, since it is smaller than the sum of its proper divisors (38347720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24897080 is a wasteful number, since it uses less digits than its factorization.
24897080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193 (or 176 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 38.
The square root of 24897080 is about 4989.6973856137. The cubic root of 24897080 is about 291.9999687246. Note that the first 4 decimals are identical.
The spelling of 24897080 in words is "twenty-four million, eight hundred ninety-seven thousand, eighty".
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