Base | Representation |
---|---|
bin | 11011000101000… |
… | …00100011001100 |
3 | 120211102102021000 |
4 | 31202200203030 |
5 | 431122300103 |
6 | 34312340300 |
7 | 5425512660 |
oct | 1542404314 |
9 | 524372230 |
10 | 227150028 |
11 | 1072471a6 |
12 | 640a4690 |
13 | 380a2001 |
14 | 2224c8a0 |
15 | 14e1daa3 |
hex | d8a08cc |
227150028 has 48 divisors (see below), whose sum is σ = 673039360. Its totient is φ = 64899792.
The previous prime is 227150009. The next prime is 227150029. The reversal of 227150028 is 820051722.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 227149983 and 227150010.
It is not an unprimeable number, because it can be changed into a prime (227150029) 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, 149476 + ... + 150987.
Almost surely, 2227150028 is an apocalyptic number.
227150028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
227150028 is an abundant number, since it is smaller than the sum of its proper divisors (445889332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227150028 is a wasteful number, since it uses less digits than its factorization.
227150028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300483 (or 300475 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 227150028 is about 15071.4972049893. The cubic root of 227150028 is about 610.1513805072.
The spelling of 227150028 in words is "two hundred twenty-seven million, one hundred fifty thousand, twenty-eight".
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