Base | Representation |
---|---|
bin | 11011000101100… |
… | …10111100011010 |
3 | 120211120020121110 |
4 | 31202302330122 |
5 | 431132202440 |
6 | 34314121150 |
7 | 5426245431 |
oct | 1542627432 |
9 | 524506543 |
10 | 227225370 |
11 | 107298869 |
12 | 641201b6 |
13 | 380ca3a8 |
14 | 2226c118 |
15 | 14e36080 |
hex | d8b2f1a |
227225370 has 64 divisors (see below), whose sum is σ = 576552960. Its totient is φ = 57153600.
The previous prime is 227225357. The next prime is 227225371. The reversal of 227225370 is 73522722.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (227225371) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153735 + ... + 155205.
It is an arithmetic number, because the mean of its divisors is an integer number (9008640).
Almost surely, 2227225370 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 227225370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288276480).
227225370 is an abundant number, since it is smaller than the sum of its proper divisors (349327590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227225370 is a wasteful number, since it uses less digits than its factorization.
227225370 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1771.
The product of its (nonzero) digits is 11760, while the sum is 30.
The square root of 227225370 is about 15073.9964840118. The cubic root of 227225370 is about 610.2188321736.
The spelling of 227225370 in words is "two hundred twenty-seven million, two hundred twenty-five thousand, three hundred seventy".
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