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20430241005441 = 317400592960891
BaseRepresentation
bin1001010010100110010010…
…10000011111111110000001
32200100010000121211010100010
410221103021100133332001
510134212113144133231
6111241305000015133
74206015263152341
oct451231120377601
980303017733303
1020430241005441
116567464483413
12235b6264614a9
13b52742bca827
14508b86882d21
15256686612546
hex1294c941ff81

20430241005441 has 8 divisors (see below), whose sum is σ = 28842693184224. Its totient is φ = 12818974748480.

The previous prime is 20430241005401. The next prime is 20430241005457. The reversal of 20430241005441 is 14450014203402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20430241005441 - 27 = 20430241005313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20430241005399 and 20430241005408.

It is not an unprimeable number, because it can be changed into a prime (20430241005401) 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, 200296480395 + ... + 200296480496.

It is an arithmetic number, because the mean of its divisors is an integer number (3605336648028).

Almost surely, 220430241005441 is an apocalyptic number.

It is an amenable number.

20430241005441 is a deficient number, since it is larger than the sum of its proper divisors (8412452178783).

20430241005441 is a wasteful number, since it uses less digits than its factorization.

20430241005441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400592960911.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 20430241005441 its reverse (14450014203402), we get a palindrome (34880255208843).

The spelling of 20430241005441 in words is "twenty trillion, four hundred thirty billion, two hundred forty-one million, five thousand, four hundred forty-one".

Divisors: 1 3 17 51 400592960891 1201778882673 6810080335147 20430241005441