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4286006421 = 34423323009
BaseRepresentation
bin1111111101110111…
…0100010010010101
3102001200212200111120
43333131310102111
532234204201141
61545143554153
7211132311354
oct37735642225
912050780446
104286006421
1118aa380074
129b745b959
13533c5cc98
142c932399b
151a141cc66
hexff774495

4286006421 has 8 divisors (see below), whose sum is σ = 5715984960. Its totient is φ = 2856682752.

The previous prime is 4286006399. The next prime is 4286006423. The reversal of 4286006421 is 1246006824.

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

It is not a de Polignac number, because 4286006421 - 219 = 4285482133 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4286006423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148236 + ... + 174773.

It is an arithmetic number, because the mean of its divisors is an integer number (714498120).

Almost surely, 24286006421 is an apocalyptic number.

It is an amenable number.

4286006421 is a deficient number, since it is larger than the sum of its proper divisors (1429978539).

4286006421 is a wasteful number, since it uses less digits than its factorization.

4286006421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327435.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 4286006421 is about 65467.5982528762. The cubic root of 4286006421 is about 1624.3674282334.

The spelling of 4286006421 in words is "four billion, two hundred eighty-six million, six thousand, four hundred twenty-one".

Divisors: 1 3 4423 13269 323009 969027 1428668807 4286006421