Base | Representation |
---|---|
bin | 1111101011000010… |
… | …1101010111000001 |
3 | 101212012100102210121 |
4 | 3322300231113001 |
5 | 32104002311310 |
6 | 1533244100241 |
7 | 206153346043 |
oct | 37260552701 |
9 | 11765312717 |
10 | 4207072705 |
11 | 1869867aa0 |
12 | 994b34681 |
13 | 5207b4044 |
14 | 2bca57a93 |
15 | 19952a0da |
hex | fac2d5c1 |
4207072705 has 48 divisors (see below), whose sum is σ = 5947744320. Its totient is φ = 2831846400.
The previous prime is 4207072699. The next prime is 4207072811. The reversal of 4207072705 is 5072707024.
It is not a de Polignac number, because 4207072705 - 29 = 4207072193 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 967426 + ... + 971764.
It is an arithmetic number, because the mean of its divisors is an integer number (123911340).
Almost surely, 24207072705 is an apocalyptic number.
It is an amenable number.
4207072705 is a deficient number, since it is larger than the sum of its proper divisors (1740671615).
4207072705 is a wasteful number, since it uses less digits than its factorization.
4207072705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4450 (or 4433 counting only the distinct ones).
The product of its (nonzero) digits is 27440, while the sum is 34.
The square root of 4207072705 is about 64861.9511346984. The cubic root of 4207072705 is about 1614.3337972450. Note that the first 3 decimals are identical.
Adding to 4207072705 its reverse (5072707024), we get a palindrome (9279779729).
The spelling of 4207072705 in words is "four billion, two hundred seven million, seventy-two thousand, seven hundred five".
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