Base | Representation |
---|---|
bin | 11011000101011… |
… | …11110101010110 |
3 | 120211112121010121 |
4 | 31202233311112 |
5 | 431131301010 |
6 | 34313542154 |
7 | 5426163331 |
oct | 1542576526 |
9 | 524477117 |
10 | 227212630 |
11 | 10728a237 |
12 | 6411495a |
13 | 380c4658 |
14 | 22267618 |
15 | 14e323da |
hex | d8afd56 |
227212630 has 32 divisors (see below), whose sum is σ = 431034048. Its totient is φ = 86064000.
The previous prime is 227212627. The next prime is 227212663. The reversal of 227212630 is 36212722.
It is a junction number, because it is equal to n+sod(n) for n = 227212595 and 227212604.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 18340 + ... + 28120.
It is an arithmetic number, because the mean of its divisors is an integer number (13469814).
Almost surely, 2227212630 is an apocalyptic number.
227212630 is a deficient number, since it is larger than the sum of its proper divisors (203821418).
227212630 is a wasteful number, since it uses less digits than its factorization.
227212630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9912.
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 227212630 is about 15073.5738960606. The cubic root of 227212630 is about 610.2074274418.
The spelling of 227212630 in words is "two hundred twenty-seven million, two hundred twelve thousand, six hundred thirty".
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