Base | Representation |
---|---|
bin | 111011101000000… |
… | …0000011001100111 |
3 | 12011102122022101101 |
4 | 1313100000121213 |
5 | 13044133402042 |
6 | 530305340531 |
7 | 100402352563 |
oct | 16720003147 |
9 | 5142568341 |
10 | 2000684647 |
11 | 937374a95 |
12 | 47a037747 |
13 | 25b656b90 |
14 | 14d9d66a3 |
15 | ba99a6b7 |
hex | 77400667 |
2000684647 has 32 divisors (see below), whose sum is σ = 2312948736. Its totient is φ = 1716422400.
The previous prime is 2000684641. The next prime is 2000684663. The reversal of 2000684647 is 7464860002.
It is a cyclic number.
It is not a de Polignac number, because 2000684647 - 215 = 2000651879 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2000684641) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1549072 + ... + 1550362.
It is an arithmetic number, because the mean of its divisors is an integer number (72279648).
Almost surely, 22000684647 is an apocalyptic number.
2000684647 is a deficient number, since it is larger than the sum of its proper divisors (312264089).
2000684647 is a wasteful number, since it uses less digits than its factorization.
2000684647 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1471.
The product of its (nonzero) digits is 64512, while the sum is 37.
The square root of 2000684647 is about 44729.0134811847. The cubic root of 2000684647 is about 1260.0648003542.
It can be divided in two parts, 20006 and 84647, that added together give a triangular number (104653 = T457).
The spelling of 2000684647 in words is "two billion, six hundred eighty-four thousand, six hundred forty-seven".
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