Base | Representation |
---|---|
bin | 11100000011011… |
… | …111001011111101 |
3 | 1012210122211101122 |
4 | 130003133023331 |
5 | 1430443114341 |
6 | 114412120325 |
7 | 14443452611 |
oct | 3403371375 |
9 | 1183584348 |
10 | 470676221 |
11 | 221759014 |
12 | 1117660a5 |
13 | 76688b52 |
14 | 46721341 |
15 | 2b4c494b |
hex | 1c0df2fd |
470676221 has 2 divisors, whose sum is σ = 470676222. Its totient is φ = 470676220.
The previous prime is 470676197. The next prime is 470676251. The reversal of 470676221 is 122676074.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 310147321 + 160528900 = 17611^2 + 12670^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-470676221 is a prime.
It is a super-3 number, since 3×4706762213 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (470676251) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235338110 + 235338111.
It is an arithmetic number, because the mean of its divisors is an integer number (235338111).
Almost surely, 2470676221 is an apocalyptic number.
It is an amenable number.
470676221 is a deficient number, since it is larger than the sum of its proper divisors (1).
470676221 is an equidigital number, since it uses as much as digits as its factorization.
470676221 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 28224, while the sum is 35.
The square root of 470676221 is about 21695.0736573997. The cubic root of 470676221 is about 777.8707108221.
The spelling of 470676221 in words is "four hundred seventy million, six hundred seventy-six thousand, two hundred twenty-one".
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