Base | Representation |
---|---|
bin | 10010111101010111… |
… | …111100101110101011 |
3 | 1221112201100211111222 |
4 | 102331113330232223 |
5 | 313142400303232 |
6 | 13204002012255 |
7 | 1320315664646 |
oct | 227527745653 |
9 | 57481324458 |
10 | 20357041067 |
11 | 86a7023290 |
12 | 3b4164708b |
13 | 1bc565793c |
14 | db18a6a5d |
15 | 7e2295d12 |
hex | 4bd5fcbab |
20357041067 has 16 divisors (see below), whose sum is σ = 22262169600. Its totient is φ = 18461067840.
The previous prime is 20357041039. The next prime is 20357041093. The reversal of 20357041067 is 76014075302.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20357041067 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20357041027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15433034 + ... + 15434352.
It is an arithmetic number, because the mean of its divisors is an integer number (1391385600).
Almost surely, 220357041067 is an apocalyptic number.
20357041067 is a deficient number, since it is larger than the sum of its proper divisors (1905128533).
20357041067 is a wasteful number, since it uses less digits than its factorization.
20357041067 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3706.
The product of its (nonzero) digits is 35280, while the sum is 35.
The spelling of 20357041067 in words is "twenty billion, three hundred fifty-seven million, forty-one thousand, sixty-seven".
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