Base | Representation |
---|---|
bin | 10010111101001110… |
… | …110011110100110110 |
3 | 1221112112212010010221 |
4 | 102331032303310312 |
5 | 313141242122202 |
6 | 13203434404554 |
7 | 1320256426135 |
oct | 227516636466 |
9 | 57475763127 |
10 | 20354645302 |
11 | 86a5737312 |
12 | 3b4089075a |
13 | 1bc4cc9324 |
14 | db144191c |
15 | 7e1e71037 |
hex | 4bd3b3d36 |
20354645302 has 8 divisors (see below), whose sum is σ = 30918448800. Its totient is φ = 10048495704.
The previous prime is 20354645279. The next prime is 20354645303.
20354645302 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20354645303) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64413277 + ... + 64413592.
It is an arithmetic number, because the mean of its divisors is an integer number (3864806100).
Almost surely, 220354645302 is an apocalyptic number.
20354645302 is a deficient number, since it is larger than the sum of its proper divisors (10563803498).
20354645302 is a wasteful number, since it uses less digits than its factorization.
20354645302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128826950.
The product of its (nonzero) digits is 86400, while the sum is 34.
The spelling of 20354645302 in words is "twenty billion, three hundred fifty-four million, six hundred forty-five thousand, three hundred two".
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