Base | Representation |
---|---|
bin | 11101010001010… |
… | …10101001000001 |
3 | 122010000210112110 |
4 | 32220222221001 |
5 | 1000324311231 |
6 | 40210445533 |
7 | 6041032155 |
oct | 1650525101 |
9 | 563023473 |
10 | 245541441 |
11 | 116668a12 |
12 | 6a2938a9 |
13 | 3bb411c2 |
14 | 24879065 |
15 | 16853046 |
hex | ea2aa41 |
245541441 has 8 divisors (see below), whose sum is σ = 327925120. Its totient is φ = 163426032.
The previous prime is 245541431. The next prime is 245541449. The reversal of 245541441 is 144145542.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 245541441 - 26 = 245541377 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 245541399 and 245541408.
It is not an unprimeable number, because it can be changed into a prime (245541449) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64921 + ... + 68598.
It is an arithmetic number, because the mean of its divisors is an integer number (40990640).
Almost surely, 2245541441 is an apocalyptic number.
It is an amenable number.
245541441 is a deficient number, since it is larger than the sum of its proper divisors (82383679).
245541441 is a wasteful number, since it uses less digits than its factorization.
245541441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134135.
The product of its digits is 12800, while the sum is 30.
The square root of 245541441 is about 15669.7619956399. The cubic root of 245541441 is about 626.1930840183.
Adding to 245541441 its reverse (144145542), we get a palindrome (389686983).
The spelling of 245541441 in words is "two hundred forty-five million, five hundred forty-one thousand, four hundred forty-one".
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