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82205853 = 3107256093
BaseRepresentation
bin1001110011001…
…01110010011101
312201200111020020
410321211302131
5132021041403
612053542353
72015511132
oct471456235
9181614206
1082205853
1142448524
12236449b9
1314053422
14acbc589
15733c453
hex4e65c9d

82205853 has 8 divisors (see below), whose sum is σ = 110632608. Its totient is φ = 54291504.

The previous prime is 82205839. The next prime is 82205869. The reversal of 82205853 is 35850228.

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

It is not a de Polignac number, because 82205853 - 26 = 82205789 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82205803) 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, 127726 + ... + 128367.

It is an arithmetic number, because the mean of its divisors is an integer number (13829076).

Almost surely, 282205853 is an apocalyptic number.

It is an amenable number.

82205853 is a deficient number, since it is larger than the sum of its proper divisors (28426755).

82205853 is a wasteful number, since it uses less digits than its factorization.

82205853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256203.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 82205853 is about 9066.7443440300. The cubic root of 82205853 is about 434.8113913483.

The spelling of 82205853 in words is "eighty-two million, two hundred five thousand, eight hundred fifty-three".

Divisors: 1 3 107 321 256093 768279 27401951 82205853