Base | Representation |
---|---|
bin | 10010010011010… |
… | …001001000101011 |
3 | 210101202021210220 |
4 | 102103101020223 |
5 | 1112100301221 |
6 | 50244541123 |
7 | 10415542500 |
oct | 2223211053 |
9 | 711667726 |
10 | 307040811 |
11 | 148353340 |
12 | 869b17a3 |
13 | 4b7c476c |
14 | 2cac74a7 |
15 | 1be500c6 |
hex | 124d122b |
307040811 has 48 divisors (see below), whose sum is σ = 522028800. Its totient is φ = 158733120.
The previous prime is 307040743. The next prime is 307040827. The reversal of 307040811 is 118040703.
It is not a de Polignac number, because 307040811 - 210 = 307039787 is a prime.
It is not an unprimeable number, because it can be changed into a prime (307040861) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 512290 + ... + 512888.
It is an arithmetic number, because the mean of its divisors is an integer number (10875600).
Almost surely, 2307040811 is an apocalyptic number.
307040811 is a deficient number, since it is larger than the sum of its proper divisors (214987989).
307040811 is a wasteful number, since it uses less digits than its factorization.
307040811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 944 (or 937 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 24.
The square root of 307040811 is about 17522.5800326322. The cubic root of 307040811 is about 674.6295624489.
The spelling of 307040811 in words is "three hundred seven million, forty thousand, eight hundred eleven".
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