Base | Representation |
---|---|
bin | 1001010101010111100110… |
… | …00111010100001000010011 |
3 | 2200200012201200110011022012 |
4 | 10222223303013110020103 |
5 | 10142242041211134420 |
6 | 111353130432333135 |
7 | 4215625231533425 |
oct | 452536307241023 |
9 | 80605650404265 |
10 | 20525432521235 |
11 | 65a387261a124 |
12 | 2375b719a41ab |
13 | b5b703455035 |
14 | 50d617056815 |
15 | 258da8625dc5 |
hex | 12aaf31d4213 |
20525432521235 has 32 divisors (see below), whose sum is σ = 25524789206400. Its totient is φ = 15826184801280.
The previous prime is 20525432521229. The next prime is 20525432521301. The reversal of 20525432521235 is 53212523452502.
It is not a de Polignac number, because 20525432521235 - 238 = 20250554614291 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20525432521192 and 20525432521201.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220048727 + ... + 220141983.
It is an arithmetic number, because the mean of its divisors is an integer number (797649662700).
Almost surely, 220525432521235 is an apocalyptic number.
20525432521235 is a deficient number, since it is larger than the sum of its proper divisors (4999356685165).
20525432521235 is a wasteful number, since it uses less digits than its factorization.
20525432521235 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95951.
The product of its (nonzero) digits is 720000, while the sum is 41.
Adding to 20525432521235 its reverse (53212523452502), we get a palindrome (73737955973737).
The spelling of 20525432521235 in words is "twenty trillion, five hundred twenty-five billion, four hundred thirty-two million, five hundred twenty-one thousand, two hundred thirty-five".
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