Base | Representation |
---|---|
bin | 1000010010100101… |
… | …0101111110101000 |
3 | 12202002112120122122 |
4 | 2010221111332220 |
5 | 14024202233230 |
6 | 1004454410412 |
7 | 106101563252 |
oct | 20451257650 |
9 | 5662476578 |
10 | 2225430440 |
11 | a42219912 |
12 | 521360a08 |
13 | 29609675c |
14 | 1717bacd2 |
15 | d0591be5 |
hex | 84a55fa8 |
2225430440 has 32 divisors (see below), whose sum is σ = 5092092000. Its totient is φ = 875083584.
The previous prime is 2225430439. The next prime is 2225430469. The reversal of 2225430440 is 440345222.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469130 + ... + 473849.
It is an arithmetic number, because the mean of its divisors is an integer number (159127875).
Almost surely, 22225430440 is an apocalyptic number.
2225430440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2225430440 is an abundant number, since it is smaller than the sum of its proper divisors (2866661560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2225430440 is a wasteful number, since it uses less digits than its factorization.
2225430440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 943049 (or 943045 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 26.
The square root of 2225430440 is about 47174.4680945106. The cubic root of 2225430440 is about 1305.5835658219.
Adding to 2225430440 its reverse (440345222), we get a palindrome (2665775662).
The spelling of 2225430440 in words is "two billion, two hundred twenty-five million, four hundred thirty thousand, four hundred forty".
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