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4285988251 = 191039217111
BaseRepresentation
bin1111111101110110…
…1111110110011011
3102001200211202120121
43333131233312123
532234203111001
61545143334111
7211132204366
oct37735576633
912050752517
104285988251
1118aa368456
129b7451337
13533c5492c
142c931b0dd
151a14176a1
hexff76fd9b

4285988251 has 8 divisors (see below), whose sum is σ = 4515929600. Its totient is φ = 4056483240.

The previous prime is 4285988207. The next prime is 4285988257. The reversal of 4285988251 is 1528895824.

4285988251 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4285988251 - 221 = 4283891099 is a prime.

It is a super-3 number, since 3×42859882513 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4285988257) 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, 88815 + ... + 128296.

It is an arithmetic number, because the mean of its divisors is an integer number (564491200).

Almost surely, 24285988251 is an apocalyptic number.

4285988251 is a deficient number, since it is larger than the sum of its proper divisors (229941349).

4285988251 is a wasteful number, since it uses less digits than its factorization.

4285988251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218169.

The product of its digits is 1843200, while the sum is 52.

The square root of 4285988251 is about 65467.4594817914. The cubic root of 4285988251 is about 1624.3651327945.

The spelling of 4285988251 in words is "four billion, two hundred eighty-five million, nine hundred eighty-eight thousand, two hundred fifty-one".

Divisors: 1 19 1039 19741 217111 4125109 225578329 4285988251