Base | Representation |
---|---|
bin | 1011100110001… |
… | …1000000000101 |
3 | 10101112011112200 |
4 | 2321203000011 |
5 | 44422440010 |
6 | 4454305113 |
7 | 1130301411 |
oct | 271430005 |
9 | 111464480 |
10 | 48640005 |
11 | 25501a57 |
12 | 14358199 |
13 | a10038b |
14 | 6661d41 |
15 | 440bcc0 |
hex | 2e63005 |
48640005 has 24 divisors (see below), whose sum is σ = 84475872. Its totient is φ = 25890144.
The previous prime is 48640003. The next prime is 48640021. The reversal of 48640005 is 50004684.
It is not a de Polignac number, because 48640005 - 21 = 48640003 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48640001) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36562 + ... + 37868.
It is an arithmetic number, because the mean of its divisors is an integer number (3519828).
Almost surely, 248640005 is an apocalyptic number.
48640005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
48640005 is a deficient number, since it is larger than the sum of its proper divisors (35835867).
48640005 is a wasteful number, since it uses less digits than its factorization.
48640005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2145 (or 2142 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 48640005 is about 6974.2386681272. The cubic root of 48640005 is about 365.0322233389.
Adding to 48640005 its reverse (50004684), we get a palindrome (98644689).
The spelling of 48640005 in words is "forty-eight million, six hundred forty thousand, five".
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