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2225255430 = 23589833429
BaseRepresentation
bin1000010010100010…
…1011010000000110
312202002012200120210
42010220223100012
514024131133210
61004450540250
7106100234106
oct20450532006
95662180523
102225255430
11a4210a382
12521297686
13296034bb8
14171773206
15d0559e20
hex84a2b406

2225255430 has 32 divisors (see below), whose sum is σ = 5400626400. Its totient is φ = 586733312.

The previous prime is 2225255429. The next prime is 2225255447. The reversal of 2225255430 is 345525222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414045 + ... + 419384.

It is an arithmetic number, because the mean of its divisors is an integer number (168769575).

Almost surely, 22225255430 is an apocalyptic number.

2225255430 is an abundant number, since it is smaller than the sum of its proper divisors (3175370970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2225255430 is a wasteful number, since it uses less digits than its factorization.

2225255430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833528.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 2225255430 is about 47172.6131351656. The cubic root of 2225255430 is about 1305.5493408071.

The spelling of 2225255430 in words is "two billion, two hundred twenty-five million, two hundred fifty-five thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 89 178 267 445 534 890 1335 2670 833429 1666858 2500287 4167145 5000574 8334290 12501435 25002870 74175181 148350362 222525543 370875905 445051086 741751810 1112627715 2225255430