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82253841 = 3137200131
BaseRepresentation
bin1001110011100…
…01100000010001
312201202221001120
410321301200101
5132024110331
612054552453
72016101055
oct471614021
9181687046
1082253841
114248058a
1223668729
131406c217
14acd1c65
15734b796
hex4e71811

82253841 has 8 divisors (see below), whose sum is σ = 110472864. Its totient is φ = 54435360.

The previous prime is 82253833. The next prime is 82253863. The reversal of 82253841 is 14835228.

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

It is not a de Polignac number, because 82253841 - 23 = 82253833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82253441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99655 + ... + 100476.

It is an arithmetic number, because the mean of its divisors is an integer number (13809108).

Almost surely, 282253841 is an apocalyptic number.

It is an amenable number.

82253841 is a deficient number, since it is larger than the sum of its proper divisors (28219023).

82253841 is a wasteful number, since it uses less digits than its factorization.

82253841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200271.

The product of its digits is 15360, while the sum is 33.

The square root of 82253841 is about 9069.3903323211. The cubic root of 82253841 is about 434.8959825279.

The spelling of 82253841 in words is "eighty-two million, two hundred fifty-three thousand, eight hundred forty-one".

Divisors: 1 3 137 411 200131 600393 27417947 82253841