Base | Representation |
---|---|
bin | 10010111101001001… |
… | …111000010111110001 |
3 | 1221112110102110201100 |
4 | 102331021320113301 |
5 | 313140424300301 |
6 | 13203350555013 |
7 | 1320242435106 |
oct | 227511702761 |
9 | 57473373640 |
10 | 20353353201 |
11 | 86a4a34565 |
12 | 3b40368a69 |
13 | 1bc496617c |
14 | db11c6aad |
15 | 7e1cb8286 |
hex | 4bd2785f1 |
20353353201 has 6 divisors (see below), whose sum is σ = 29399287970. Its totient is φ = 13568902128.
The previous prime is 20353353193. The next prime is 20353353221. The reversal of 20353353201 is 10235335302.
20353353201 is a `hidden beast` number, since 2 + 0 + 3 + 5 + 335 + 320 + 1 = 666.
It can be written as a sum of positive squares in only one way, i.e., 10187874225 + 10165478976 = 100935^2 + 100824^2 .
It is not a de Polignac number, because 20353353201 - 23 = 20353353193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20353353221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1130741836 + ... + 1130741853.
Almost surely, 220353353201 is an apocalyptic number.
It is an amenable number.
20353353201 is a deficient number, since it is larger than the sum of its proper divisors (9045934769).
20353353201 is a wasteful number, since it uses less digits than its factorization.
20353353201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2261483695 (or 2261483692 counting only the distinct ones).
The product of its (nonzero) digits is 8100, while the sum is 27.
Adding to 20353353201 its reverse (10235335302), we get a palindrome (30588688503).
The spelling of 20353353201 in words is "twenty billion, three hundred fifty-three million, three hundred fifty-three thousand, two hundred one".
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