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806028357 = 3291792107
BaseRepresentation
bin110000000010110…
…000010001000101
32002011200111001010
4300002300101011
53122320401412
6211551552433
725655061621
oct6002602105
92064614033
10806028357
11383a89042
121a5b2b719
13cacb3a74
1479098181
154ab6833c
hex300b0445

806028357 has 8 divisors (see below), whose sum is σ = 1075084576. Its totient is φ = 537162192.

The previous prime is 806028337. The next prime is 806028359. The reversal of 806028357 is 753820608.

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

It is not a de Polignac number, because 806028357 - 28 = 806028101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806028359) 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, 37303 + ... + 54804.

It is an arithmetic number, because the mean of its divisors is an integer number (134385572).

Almost surely, 2806028357 is an apocalyptic number.

It is an amenable number.

806028357 is a deficient number, since it is larger than the sum of its proper divisors (269056219).

806028357 is a wasteful number, since it uses less digits than its factorization.

806028357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95027.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 806028357 is about 28390.6385451261. The cubic root of 806028357 is about 930.6436970395.

The spelling of 806028357 in words is "eight hundred six million, twenty-eight thousand, three hundred fifty-seven".

Divisors: 1 3 2917 8751 92107 276321 268676119 806028357