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4287464243 = 171193211403
BaseRepresentation
bin1111111110001101…
…1000001100110011
3102001210121202020222
43333203120030303
532240042323433
61545235123255
7211150562516
oct37743301463
912053552228
104287464243
111900186387
129b7a4352b
135343506ba
142c95c2d7d
151a1609b98
hexff8d8333

4287464243 has 8 divisors (see below), whose sum is σ = 4543494768. Its totient is φ = 4031858944.

The previous prime is 4287464227. The next prime is 4287464261. The reversal of 4287464243 is 3424647824.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4287464243 - 24 = 4287464227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4287464194 and 4287464203.

It is not an unprimeable number, because it can be changed into a prime (4287464263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85421 + ... + 125982.

It is an arithmetic number, because the mean of its divisors is an integer number (567936846).

Almost surely, 24287464243 is an apocalyptic number.

4287464243 is a deficient number, since it is larger than the sum of its proper divisors (256030525).

4287464243 is a wasteful number, since it uses less digits than its factorization.

4287464243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212613.

The product of its digits is 1032192, while the sum is 44.

The square root of 4287464243 is about 65478.7312262539. The cubic root of 4287464243 is about 1624.5515755807.

The spelling of 4287464243 in words is "four billion, two hundred eighty-seven million, four hundred sixty-four thousand, two hundred forty-three".

Divisors: 1 17 1193 20281 211403 3593851 252203779 4287464243