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84153 = 328051
BaseRepresentation
bin10100100010111001
311021102210
4110202321
510143103
61445333
7500226
oct244271
9137383
1084153
1158253
1240849
132c3c4
142294d
1519e03
hex148b9

84153 has 4 divisors (see below), whose sum is σ = 112208. Its totient is φ = 56100.

The previous prime is 84143. The next prime is 84163. The reversal of 84153 is 35148.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (84143) and next prime (84163).

It is not a de Polignac number, because 84153 - 24 = 84137 is a prime.

It is a D-number.

It is a Duffinian number.

84153 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (84143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14023 + ... + 14028.

It is an arithmetic number, because the mean of its divisors is an integer number (28052).

284153 is an apocalyptic number.

It is an amenable number.

84153 is a deficient number, since it is larger than the sum of its proper divisors (28055).

84153 is a wasteful number, since it uses less digits than its factorization.

84153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28054.

The product of its digits is 480, while the sum is 21.

The square root of 84153 is about 290.0913649180. The cubic root of 84153 is about 43.8217652089.

The spelling of 84153 in words is "eighty-four thousand, one hundred fifty-three".

Divisors: 1 3 28051 84153