Base | Representation |
---|---|
bin | 1000001011100… |
… | …10001100110001 |
3 | 11210010112002010 |
4 | 10011302030301 |
5 | 120032001301 |
6 | 10450513133 |
7 | 1462206321 |
oct | 405621461 |
9 | 153115063 |
10 | 68625201 |
11 | 35812147 |
12 | 1ab957a9 |
13 | 112a9b38 |
14 | 9185281 |
15 | 60585d6 |
hex | 4172331 |
68625201 has 16 divisors (see below), whose sum is σ = 93931200. Its totient is φ = 44549568.
The previous prime is 68625197. The next prime is 68625211. The reversal of 68625201 is 10252686.
It is not a de Polignac number, because 68625201 - 22 = 68625197 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68625211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17515 + ... + 21071.
It is an arithmetic number, because the mean of its divisors is an integer number (5870700).
Almost surely, 268625201 is an apocalyptic number.
It is an amenable number.
68625201 is a deficient number, since it is larger than the sum of its proper divisors (25305999).
68625201 is a wasteful number, since it uses less digits than its factorization.
68625201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3728.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 68625201 is about 8284.0328946715. The cubic root of 68625201 is about 409.4126052202.
Adding to 68625201 its reverse (10252686), we get a palindrome (78877887).
The spelling of 68625201 in words is "sixty-eight million, six hundred twenty-five thousand, two hundred one".
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