Base | Representation |
---|---|
bin | 1000010110001010… |
… | …0010000010011000 |
3 | 12210010202020021002 |
4 | 2011202202002120 |
5 | 14042022001130 |
6 | 1010152004132 |
7 | 106343162453 |
oct | 20542420230 |
9 | 5703666232 |
10 | 2240422040 |
11 | a4a72926a |
12 | 526390648 |
13 | 29921531c |
14 | 1737a049a |
15 | d1a53b45 |
hex | 858a2098 |
2240422040 has 96 divisors (see below), whose sum is σ = 5256982080. Its totient is φ = 858816000.
The previous prime is 2240422033. The next prime is 2240422043. The reversal of 2240422040 is 402240422.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2240422043) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8267105 + ... + 8267375.
It is an arithmetic number, because the mean of its divisors is an integer number (54760230).
Almost surely, 22240422040 is an apocalyptic number.
2240422040 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 2240422040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2628491040).
2240422040 is an abundant number, since it is smaller than the sum of its proper divisors (3016560040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2240422040 is a wasteful number, since it uses less digits than its factorization.
2240422040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 465 (or 390 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 20.
The square root of 2240422040 is about 47333.0966660750. The cubic root of 2240422040 is about 1308.5086927738.
Adding to 2240422040 its reverse (402240422), we get a palindrome (2642662462).
It can be divided in two parts, 22404 and 22040, that added together give a palindrome (44444).
The spelling of 2240422040 in words is "two billion, two hundred forty million, four hundred twenty-two thousand, forty".
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