Base | Representation |
---|---|
bin | 11100000001110… |
… | …000000011001101 |
3 | 1012202210200221210 |
4 | 130001300003031 |
5 | 1430334033010 |
6 | 114354245033 |
7 | 14436545502 |
oct | 3401600315 |
9 | 1182720853 |
10 | 470221005 |
11 | 221478001 |
12 | 111586779 |
13 | 765598a7 |
14 | 466434a9 |
15 | 2b434b20 |
hex | 1c0700cd |
470221005 has 16 divisors (see below), whose sum is σ = 770704704. Its totient is φ = 244667520.
The previous prime is 470220997. The next prime is 470221009. The reversal of 470221005 is 500122074.
It is not a de Polignac number, because 470221005 - 23 = 470220997 is a prime.
It is a super-2 number, since 2×4702210052 = 442215587086420050, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (470221009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381679 + ... + 382908.
It is an arithmetic number, because the mean of its divisors is an integer number (48169044).
Almost surely, 2470221005 is an apocalyptic number.
It is an amenable number.
470221005 is a deficient number, since it is larger than the sum of its proper divisors (300483699).
470221005 is a wasteful number, since it uses less digits than its factorization.
470221005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 764636.
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 470221005 is about 21684.5798898664. The cubic root of 470221005 is about 777.6198565582.
Adding to 470221005 its reverse (500122074), we get a palindrome (970343079).
The spelling of 470221005 in words is "four hundred seventy million, two hundred twenty-one thousand, five".
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