Base | Representation |
---|---|
bin | 1001101001001… |
… | …1000011110001 |
3 | 2211002222120000 |
4 | 2122103003301 |
5 | 40323320431 |
6 | 4002540213 |
7 | 1000542621 |
oct | 232230361 |
9 | 84088500 |
10 | 40448241 |
11 | 209173a9 |
12 | 11667669 |
13 | 84c2892 |
14 | 552c881 |
15 | 383e9e6 |
hex | 26930f1 |
40448241 has 10 divisors (see below), whose sum is σ = 60422802. Its totient is φ = 26965440.
The previous prime is 40448227. The next prime is 40448257. The reversal of 40448241 is 14284404.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 25401600 + 15046641 = 5040^2 + 3879^2 .
It is not a de Polignac number, because 40448241 - 214 = 40431857 is a prime.
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 (40448201) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 249600 + ... + 249761.
Almost surely, 240448241 is an apocalyptic number.
It is an amenable number.
40448241 is a deficient number, since it is larger than the sum of its proper divisors (19974561).
40448241 is an equidigital number, since it uses as much as digits as its factorization.
40448241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 499373 (or 499364 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 27.
The square root of 40448241 is about 6359.8931594800. The cubic root of 40448241 is about 343.2679159201.
The spelling of 40448241 in words is "forty million, four hundred forty-eight thousand, two hundred forty-one".
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