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20525412341 = 75934944691
BaseRepresentation
bin10011000111011010…
…001110111111110101
31221222110011222111002
4103013122032333311
5314014001143331
613232414453045
71324432061210
oct230732167765
957873158432
1020525412341
1187830730a5
123b89b04185
131c214b9805
14dc9db4777
15801e539cb
hex4c768eff5

20525412341 has 8 divisors (see below), whose sum is σ = 23497176384. Its totient is φ = 17563538880.

The previous prime is 20525412317. The next prime is 20525412361. The reversal of 20525412341 is 14321452502.

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 20525412341 - 210 = 20525411317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20525412311) 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, 2468195 + ... + 2476496.

It is an arithmetic number, because the mean of its divisors is an integer number (2937147048).

Almost surely, 220525412341 is an apocalyptic number.

It is an amenable number.

20525412341 is a deficient number, since it is larger than the sum of its proper divisors (2971764043).

20525412341 is an equidigital number, since it uses as much as digits as its factorization.

20525412341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4945291.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 20525412341 its reverse (14321452502), we get a palindrome (34846864843).

The spelling of 20525412341 in words is "twenty billion, five hundred twenty-five million, four hundred twelve thousand, three hundred forty-one".

Divisors: 1 7 593 4151 4944691 34612837 2932201763 20525412341