Base | Representation |
---|---|
bin | 11011000110111… |
… | …11110011100000 |
3 | 120211220120200000 |
4 | 31203133303200 |
5 | 431204042440 |
6 | 34322100000 |
7 | 5430642231 |
oct | 1543376340 |
9 | 524816600 |
10 | 227409120 |
11 | 107403924 |
12 | 641aa600 |
13 | 38162c13 |
14 | 222b9088 |
15 | 14e70730 |
hex | d8dfce0 |
227409120 has 144 divisors (see below), whose sum is σ = 804913200. Its totient is φ = 60632064.
The previous prime is 227409113. The next prime is 227409139. The reversal of 227409120 is 21904722.
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35956 + ... + 41804.
It is an arithmetic number, because the mean of its divisors is an integer number (5589675).
Almost surely, 2227409120 is an apocalyptic number.
227409120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 227409120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402456600).
227409120 is an abundant number, since it is smaller than the sum of its proper divisors (577504080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227409120 is an equidigital number, since it uses as much as digits as its factorization.
227409120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5879 (or 5859 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 227409120 is about 15080.0901854067. The cubic root of 227409120 is about 610.3832761047.
It can be divided in two parts, 227409 and 120, that added together give a square (227529 = 4772).
The spelling of 227409120 in words is "two hundred twenty-seven million, four hundred nine thousand, one hundred twenty".
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