Base | Representation |
---|---|
bin | 10010111010010111… |
… | …100011000011111100 |
3 | 1221102012110101020222 |
4 | 102322113203003330 |
5 | 313041442314114 |
6 | 13155001000512 |
7 | 1316134200641 |
oct | 227227430374 |
9 | 57365411228 |
10 | 20306604284 |
11 | 868060439a |
12 | 3b28783138 |
13 | 1bb80787a5 |
14 | da8cd7dc8 |
15 | 7dcb3198e |
hex | 4ba5e30fc |
20306604284 has 6 divisors (see below), whose sum is σ = 35536557504. Its totient is φ = 10153302140.
The previous prime is 20306604259. The next prime is 20306604287. The reversal of 20306604284 is 48240660302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20306604287) 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 as a sum of consecutive naturals, namely, 2538325532 + ... + 2538325539.
It is an arithmetic number, because the mean of its divisors is an integer number (5922759584).
Almost surely, 220306604284 is an apocalyptic number.
It is an amenable number.
20306604284 is a deficient number, since it is larger than the sum of its proper divisors (15229953220).
20306604284 is a wasteful number, since it uses less digits than its factorization.
20306604284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5076651075 (or 5076651073 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 35.
The spelling of 20306604284 in words is "twenty billion, three hundred six million, six hundred four thousand, two hundred eighty-four".
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