Base | Representation |
---|---|
bin | 10110101110101010… |
… | …011100110101110000 |
3 | 2022222211200121221012 |
4 | 112232222130311300 |
5 | 344440212401430 |
6 | 15113412050052 |
7 | 1522532531201 |
oct | 265652346560 |
9 | 68884617835 |
10 | 24405200240 |
11 | a394110183 |
12 | 4891303928 |
13 | 23bc23b8b5 |
14 | 12773955a8 |
15 | 97c880695 |
hex | 5aea9cd70 |
24405200240 has 40 divisors (see below), whose sum is σ = 57589000080. Its totient is φ = 9616375296.
The previous prime is 24405200207. The next prime is 24405200243. The reversal of 24405200240 is 4200250442.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×244052002402 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (24405200243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2271245 + ... + 2281964.
It is an arithmetic number, because the mean of its divisors is an integer number (1439725002).
Almost surely, 224405200240 is an apocalyptic number.
24405200240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
24405200240 is an abundant number, since it is smaller than the sum of its proper divisors (33183799840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24405200240 is a wasteful number, since it uses less digits than its factorization.
24405200240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4553289 (or 4553283 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 23.
Adding to 24405200240 its reverse (4200250442), we get a palindrome (28605450682).
The spelling of 24405200240 in words is "twenty-four billion, four hundred five million, two hundred thousand, two hundred forty".
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