Base | Representation |
---|---|
bin | 11011000100000… |
… | …01111100000000 |
3 | 120211012001021000 |
4 | 31202001330000 |
5 | 431104242030 |
6 | 34305532000 |
7 | 5424451263 |
oct | 1542017400 |
9 | 524161230 |
10 | 227024640 |
11 | 107170a77 |
12 | 64044000 |
13 | 38059c0b |
14 | 22218cda |
15 | 14de6860 |
hex | d881f00 |
227024640 has 144 divisors (see below), whose sum is σ = 805744800. Its totient is φ = 60530688.
The previous prime is 227024639. The next prime is 227024641. The reversal of 227024640 is 46420722.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (227024639) and next prime (227024641).
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 not an unprimeable number, because it can be changed into a prime (227024641) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31276 + ... + 37844.
It is an arithmetic number, because the mean of its divisors is an integer number (5595450).
Almost surely, 2227024640 is an apocalyptic number.
227024640 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 227024640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402872400).
227024640 is an abundant number, since it is smaller than the sum of its proper divisors (578720160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227024640 is an equidigital number, since it uses as much as digits as its factorization.
227024640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6599 (or 6579 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 27.
The square root of 227024640 is about 15067.3368582507. The cubic root of 227024640 is about 610.0390909285.
The spelling of 227024640 in words is "two hundred twenty-seven million, twenty-four thousand, six hundred forty".
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